CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:N/I:C/A:C
EPSS
Percentile
5.1%
Erik Sjoelund discovered that a race condition in the stap tool shipped by Systemtap, an instrumentation system for Linux 2.6, allows local privilege escalation for members of the stapusr group.
#%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-1755. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(36040);
script_version("1.14");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/04");
script_cve_id("CVE-2009-0784");
script_xref(name:"DSA", value:"1755");
script_name(english:"Debian DSA-1755-1 : systemtap - race condition");
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:
"Erik Sjoelund discovered that a race condition in the stap tool
shipped by Systemtap, an instrumentation system for Linux 2.6, allows
local privilege escalation for members of the stapusr group."
);
script_set_attribute(
attribute:"see_also",
value:"https://www.debian.org/security/2009/dsa-1755"
);
script_set_attribute(
attribute:"solution",
value:
"Upgrade the systemtap package.
The old stable distribution (etch) isn't affected.
For the stable distribution (lenny), this problem has been fixed in
version 0.0.20080705-1+lenny1."
);
script_set_cvss_base_vector("CVSS2#AV:L/AC:M/Au:N/C:C/I:C/A:C");
script_cwe_id(362);
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:systemtap");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:5.0");
script_set_attribute(attribute:"patch_publication_date", value:"2009/03/25");
script_set_attribute(attribute:"plugin_publication_date", value:"2009/03/30");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2009-2021 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:"5.0", prefix:"systemtap", reference:"0.0.20080705-1+lenny1")) flag++;
if (flag)
{
if (report_verbosity > 0) security_warning(port:0, extra:deb_report_get());
else security_warning(0);
exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");