1.9 Low
CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:M/Au:N/C:P/I:N/A:N
7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
0.002 Low
EPSS
Percentile
51.9%
This update for xorg-x11-server fixes the following issues: Security issues :
CVE-2017-2624: Prevent timing attack against MIT cookie.
(bsc#1025029, CVE-2017-2624) Non security issues :
Use arc4random to generate cookies. (bsc#1025084)
XDrawArc performance improvement (bsc#1019649)
Fix byte swapping for gradeint stops (bsc#981044).
Remove unused function with use-after-free issue.
(bsc#1025035)
Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from SUSE update advisory SUSE-SU-2017:1741-1.
# The text itself is copyright (C) SUSE.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(101201);
script_version("3.9");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/19");
script_cve_id("CVE-2017-2624");
script_name(english:"SUSE SLES11 Security Update : xorg-x11-server (SUSE-SU-2017:1741-1)");
script_summary(english:"Checks rpm output for the updated packages.");
script_set_attribute(
attribute:"synopsis",
value:"The remote SUSE host is missing one or more security updates."
);
script_set_attribute(
attribute:"description",
value:
"This update for xorg-x11-server fixes the following issues: Security
issues :
- CVE-2017-2624: Prevent timing attack against MIT cookie.
(bsc#1025029, CVE-2017-2624) Non security issues :
- Use arc4random to generate cookies. (bsc#1025084)
- XDrawArc performance improvement (bsc#1019649)
- Fix byte swapping for gradeint stops (bsc#981044).
- Remove unused function with use-after-free issue.
(bsc#1025035)
Note that Tenable Network Security has extracted the preceding
description block directly from the SUSE security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues."
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.suse.com/show_bug.cgi?id=1019649"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.suse.com/show_bug.cgi?id=1025029"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.suse.com/show_bug.cgi?id=1025035"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.suse.com/show_bug.cgi?id=1025084"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.suse.com/show_bug.cgi?id=981044"
);
script_set_attribute(
attribute:"see_also",
value:"https://www.suse.com/security/cve/CVE-2017-2624/"
);
# https://www.suse.com/support/update/announcement/2017/suse-su-20171741-1/
script_set_attribute(
attribute:"see_also",
value:"http://www.nessus.org/u?201df3c7"
);
script_set_attribute(
attribute:"solution",
value:
"To install this SUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product :
SUSE Linux Enterprise Software Development Kit 11-SP4:zypper in -t
patch sdksp4-xorg-x11-server-13186=1
SUSE Linux Enterprise Server 11-SP4:zypper in -t patch
slessp4-xorg-x11-server-13186=1
SUSE Linux Enterprise Debuginfo 11-SP4:zypper in -t patch
dbgsp4-xorg-x11-server-13186=1
To bring your system up-to-date, use 'zypper patch'."
);
script_set_cvss_base_vector("CVSS2#AV:L/AC:M/Au:N/C:P/I:N/A:N");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:xorg-x11-Xvnc");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:xorg-x11-server");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:xorg-x11-server-extra");
script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:11");
script_set_attribute(attribute:"vuln_publication_date", value:"2018/07/27");
script_set_attribute(attribute:"patch_publication_date", value:"2017/06/30");
script_set_attribute(attribute:"plugin_publication_date", value:"2017/07/03");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2017-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"SuSE Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/SuSE/release", "Host/SuSE/rpm-list");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("rpm.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/SuSE/release");
if (isnull(release) || release !~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "SUSE");
os_ver = pregmatch(pattern: "^(SLE(S|D)\d+)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "SUSE");
os_ver = os_ver[1];
if (! preg(pattern:"^(SLES11)$", string:os_ver)) audit(AUDIT_OS_NOT, "SUSE SLES11", "SUSE " + os_ver);
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu !~ "^i[3-6]86$" && "x86_64" >!< cpu && "s390x" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "SUSE " + os_ver, cpu);
sp = get_kb_item("Host/SuSE/patchlevel");
if (isnull(sp)) sp = "0";
if (os_ver == "SLES11" && (! preg(pattern:"^(4)$", string:sp))) audit(AUDIT_OS_NOT, "SLES11 SP4", os_ver + " SP" + sp);
flag = 0;
if (rpm_check(release:"SLES11", sp:"4", reference:"xorg-x11-Xvnc-7.4-27.118.1")) flag++;
if (rpm_check(release:"SLES11", sp:"4", reference:"xorg-x11-server-7.4-27.118.1")) flag++;
if (rpm_check(release:"SLES11", sp:"4", reference:"xorg-x11-server-extra-7.4-27.118.1")) flag++;
if (flag)
{
if (report_verbosity > 0) security_note(port:0, extra:rpm_report_get());
else security_note(0);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "xorg-x11-server");
}
Vendor | Product | Version | CPE |
---|---|---|---|
novell | suse_linux | xorg-x11-xvnc | p-cpe:/a:novell:suse_linux:xorg-x11-xvnc |
novell | suse_linux | xorg-x11-server | p-cpe:/a:novell:suse_linux:xorg-x11-server |
novell | suse_linux | xorg-x11-server-extra | p-cpe:/a:novell:suse_linux:xorg-x11-server-extra |
novell | suse_linux | 11 | cpe:/o:novell:suse_linux:11 |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-2624
www.nessus.org/u?201df3c7
bugzilla.suse.com/show_bug.cgi?id=1019649
bugzilla.suse.com/show_bug.cgi?id=1025029
bugzilla.suse.com/show_bug.cgi?id=1025035
bugzilla.suse.com/show_bug.cgi?id=1025084
bugzilla.suse.com/show_bug.cgi?id=981044
www.suse.com/security/cve/CVE-2017-2624/
1.9 Low
CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:M/Au:N/C:P/I:N/A:N
7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
0.002 Low
EPSS
Percentile
51.9%