The X.org fix for CVE-2007-6429 introduced a regression in the MIT-SHM extension, which prevented the start of a few applications. This update provides updated packages for the xfree86 version included in Debian old stable (sarge) in addition to the fixed packages for Debian stable (etch), which were provided in DSA 1466-2.
For reference the original advisory text below :
Several local vulnerabilities have been discovered in the X.Org X server. The Common Vulnerabilities and Exposures project identifies the following problems :
CVE-2007-5760 ‘regenrecht’ discovered that missing input sanitising within the XFree86-Misc extension may lead to local privilege escalation.
CVE-2007-5958 It was discovered that error messages of security policy file handling may lead to a minor information leak disclosing the existence of files otherwise inaccessible to the user.
CVE-2007-6427 ‘regenrecht’ discovered that missing input sanitising within the XInput-Misc extension may lead to local privilege escalation.
CVE-2007-6428 ‘regenrecht’ discovered that missing input sanitising within the TOG-CUP extension may lead to disclosure of memory contents.
CVE-2007-6429 ‘regenrecht’ discovered that integer overflows in the EVI and MIT-SHM extensions may lead to local privilege escalation.
CVE-2008-0006 It was discovered that insufficient validation of PCF fonts could lead to local privilege escalation.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory DSA-1466. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(30059);
script_version("1.28");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/04");
script_cve_id("CVE-2007-5760", "CVE-2007-5958", "CVE-2007-6427", "CVE-2007-6428", "CVE-2007-6429", "CVE-2008-0006");
script_bugtraq_id(27350, 27351, 27352, 27353, 27354, 27355);
script_xref(name:"DSA", value:"1466");
script_name(english:"Debian DSA-1466-1 : xorg-server - several vulnerabilities");
script_summary(english:"Checks dpkg output for the updated package");
script_set_attribute(
attribute:"synopsis",
value:"The remote Debian host is missing a security-related update."
);
script_set_attribute(
attribute:"description",
value:
"The X.org fix for CVE-2007-6429 introduced a regression in the MIT-SHM
extension, which prevented the start of a few applications. This
update provides updated packages for the xfree86 version included in
Debian old stable (sarge) in addition to the fixed packages for Debian
stable (etch), which were provided in DSA 1466-2.
For reference the original advisory text below :
Several local vulnerabilities have been discovered in the X.Org X
server. The Common Vulnerabilities and Exposures project identifies
the following problems :
- CVE-2007-5760
'regenrecht' discovered that missing input sanitising
within the XFree86-Misc extension may lead to local
privilege escalation.
- CVE-2007-5958
It was discovered that error messages of security policy
file handling may lead to a minor information leak
disclosing the existence of files otherwise inaccessible
to the user.
- CVE-2007-6427
'regenrecht' discovered that missing input sanitising
within the XInput-Misc extension may lead to local
privilege escalation.
- CVE-2007-6428
'regenrecht' discovered that missing input sanitising
within the TOG-CUP extension may lead to disclosure of
memory contents.
- CVE-2007-6429
'regenrecht' discovered that integer overflows in the
EVI and MIT-SHM extensions may lead to local privilege
escalation.
- CVE-2008-0006
It was discovered that insufficient validation of PCF
fonts could lead to local privilege escalation."
);
script_set_attribute(
attribute:"see_also",
value:"https://security-tracker.debian.org/tracker/CVE-2007-6429"
);
script_set_attribute(
attribute:"see_also",
value:"https://security-tracker.debian.org/tracker/CVE-2007-5760"
);
script_set_attribute(
attribute:"see_also",
value:"https://security-tracker.debian.org/tracker/CVE-2007-5958"
);
script_set_attribute(
attribute:"see_also",
value:"https://security-tracker.debian.org/tracker/CVE-2007-6427"
);
script_set_attribute(
attribute:"see_also",
value:"https://security-tracker.debian.org/tracker/CVE-2007-6428"
);
script_set_attribute(
attribute:"see_also",
value:"https://security-tracker.debian.org/tracker/CVE-2007-6429"
);
script_set_attribute(
attribute:"see_also",
value:"https://security-tracker.debian.org/tracker/CVE-2008-0006"
);
script_set_attribute(
attribute:"see_also",
value:"https://www.debian.org/security/2008/dsa-1466"
);
script_set_attribute(
attribute:"solution",
value:
"Upgrade the X.org/Xfree86 packages.
For the oldstable distribution (sarge), this problem has been fixed in
version 4.3.0.dfsg.1-14sarge7 of xfree86.
For the stable distribution (etch), this problem has been fixed in
version 1.1.1-21etch3 of xorg-server and 1.2.2-2.etch1 of libxfont."
);
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C");
script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:C");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"exploit_framework_core", value:"true");
script_cwe_id(119, 189, 200, 362, 399);
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:xfree86");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:3.1");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:4.0");
script_set_attribute(attribute:"patch_publication_date", value:"2008/01/21");
script_set_attribute(attribute:"plugin_publication_date", value:"2008/01/27");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2008-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"Debian Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/Debian/release", "Host/Debian/dpkg-l");
exit(0);
}
include("audit.inc");
include("debian_package.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Debian/release")) audit(AUDIT_OS_NOT, "Debian");
if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING);
flag = 0;
if (deb_check(release:"3.1", prefix:"lbxproxy", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libdps-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libdps1", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libdps1-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libice-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libice6", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libice6-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libsm-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libsm6", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libsm6-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libx11-6", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libx11-6-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libx11-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxaw6", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxaw6-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxaw6-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxaw7", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxaw7-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxaw7-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxext-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxext6", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxext6-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxft1", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxft1-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxi-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxi6", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxi6-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxmu-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxmu6", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxmu6-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxmuu-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxmuu1", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxmuu1-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxp-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxp6", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxp6-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxpm-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxpm4", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxpm4-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxrandr-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxrandr2", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxrandr2-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxt-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxt6", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxt6-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxtrap-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxtrap6", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxtrap6-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxtst-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxtst6", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxtst6-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxv-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxv1", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"libxv1-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"pm-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"proxymngr", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"twm", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"x-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"x-window-system", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"x-window-system-core", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"x-window-system-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xbase-clients", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xdm", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xfonts-100dpi", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xfonts-100dpi-transcoded", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xfonts-75dpi", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xfonts-75dpi-transcoded", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xfonts-base", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xfonts-base-transcoded", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xfonts-cyrillic", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xfonts-scalable", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xfree86-common", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xfs", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xfwp", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibmesa-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibmesa-dri", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibmesa-dri-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibmesa-gl", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibmesa-gl-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibmesa-gl-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibmesa-glu", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibmesa-glu-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibmesa-glu-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibmesa3", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibmesa3-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibosmesa-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibosmesa4", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibosmesa4-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibs", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibs-data", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibs-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibs-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibs-pic", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibs-static-dev", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xlibs-static-pic", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xmh", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xnest", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xserver-common", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xserver-xfree86", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xserver-xfree86-dbg", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xspecs", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xterm", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xutils", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"3.1", prefix:"xvfb", reference:"4.3.0.dfsg.1-14sarge7")) flag++;
if (deb_check(release:"4.0", prefix:"libxfont-dev", reference:"1.2.2-2.etch1")) flag++;
if (deb_check(release:"4.0", prefix:"libxfont1", reference:"1.2.2-2.etch1")) flag++;
if (deb_check(release:"4.0", prefix:"libxfont1-dbg", reference:"1.2.2-2.etch1")) flag++;
if (deb_check(release:"4.0", prefix:"xdmx", reference:"1.1.1-21etch2")) flag++;
if (deb_check(release:"4.0", prefix:"xdmx-tools", reference:"1.1.1-21etch2")) flag++;
if (deb_check(release:"4.0", prefix:"xnest", reference:"1.1.1-21etch2")) flag++;
if (deb_check(release:"4.0", prefix:"xserver-xephyr", reference:"1.1.1-21etch2")) flag++;
if (deb_check(release:"4.0", prefix:"xserver-xorg-core", reference:"1.1.1-21etch2")) flag++;
if (deb_check(release:"4.0", prefix:"xserver-xorg-dev", reference:"1.1.1-21etch2")) flag++;
if (deb_check(release:"4.0", prefix:"xvfb", reference:"1.1.1-21etch2")) flag++;
if (flag)
{
if (report_verbosity > 0) security_hole(port:0, extra:deb_report_get());
else security_hole(0);
exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");
Vendor | Product | Version |
---|---|---|
debian | debian_linux | xfree86 |
debian | debian_linux | 3.1 |
debian | debian_linux | 4.0 |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-5760
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-5958
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6427
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6428
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6429
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-0006
security-tracker.debian.org/tracker/CVE-2007-5760
security-tracker.debian.org/tracker/CVE-2007-5958
security-tracker.debian.org/tracker/CVE-2007-6427
security-tracker.debian.org/tracker/CVE-2007-6428
security-tracker.debian.org/tracker/CVE-2007-6429
security-tracker.debian.org/tracker/CVE-2008-0006
www.debian.org/security/2008/dsa-1466