7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
0.17 Low
EPSS
Percentile
96.1%
joernchen of Phenoelit discovered that git, a fast, scalable, distributed revision control system, is prone to an arbitrary code execution vulnerability via a specially crafted .gitmodules file in a project cloned with --recurse-submodules.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory DSA-4311. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#
include("compat.inc");
if (description)
{
script_id(117957);
script_version("1.6");
script_cvs_date("Date: 2019/04/05 23:25:05");
script_cve_id("CVE-2018-17456");
script_xref(name:"DSA", value:"4311");
script_name(english:"Debian DSA-4311-1 : git - security update");
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:
"joernchen of Phenoelit discovered that git, a fast, scalable,
distributed revision control system, is prone to an arbitrary code
execution vulnerability via a specially crafted .gitmodules file in a
project cloned with --recurse-submodules."
);
script_set_attribute(
attribute:"see_also",
value:"https://security-tracker.debian.org/tracker/source-package/git"
);
script_set_attribute(
attribute:"see_also",
value:"https://packages.debian.org/source/stretch/git"
);
script_set_attribute(
attribute:"see_also",
value:"https://www.debian.org/security/2018/dsa-4311"
);
script_set_attribute(
attribute:"solution",
value:
"Upgrade the git packages.
For the stable distribution (stretch), this problem has been fixed in
version 1:2.11.0-3+deb9u4."
);
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:F/RL:O/RC:C");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"metasploit_name", value:'Malicious Git HTTP Server For CVE-2018-17456');
script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:git");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:9.0");
script_set_attribute(attribute:"patch_publication_date", value:"2018/10/05");
script_set_attribute(attribute:"plugin_publication_date", value:"2018/10/09");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2018-2019 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:"9.0", prefix:"git", reference:"1:2.11.0-3+deb9u4")) flag++;
if (deb_check(release:"9.0", prefix:"git-all", reference:"1:2.11.0-3+deb9u4")) flag++;
if (deb_check(release:"9.0", prefix:"git-arch", reference:"1:2.11.0-3+deb9u4")) flag++;
if (deb_check(release:"9.0", prefix:"git-core", reference:"1:2.11.0-3+deb9u4")) flag++;
if (deb_check(release:"9.0", prefix:"git-cvs", reference:"1:2.11.0-3+deb9u4")) flag++;
if (deb_check(release:"9.0", prefix:"git-daemon-run", reference:"1:2.11.0-3+deb9u4")) flag++;
if (deb_check(release:"9.0", prefix:"git-daemon-sysvinit", reference:"1:2.11.0-3+deb9u4")) flag++;
if (deb_check(release:"9.0", prefix:"git-doc", reference:"1:2.11.0-3+deb9u4")) flag++;
if (deb_check(release:"9.0", prefix:"git-el", reference:"1:2.11.0-3+deb9u4")) flag++;
if (deb_check(release:"9.0", prefix:"git-email", reference:"1:2.11.0-3+deb9u4")) flag++;
if (deb_check(release:"9.0", prefix:"git-gui", reference:"1:2.11.0-3+deb9u4")) flag++;
if (deb_check(release:"9.0", prefix:"git-man", reference:"1:2.11.0-3+deb9u4")) flag++;
if (deb_check(release:"9.0", prefix:"git-mediawiki", reference:"1:2.11.0-3+deb9u4")) flag++;
if (deb_check(release:"9.0", prefix:"git-svn", reference:"1:2.11.0-3+deb9u4")) flag++;
if (deb_check(release:"9.0", prefix:"gitk", reference:"1:2.11.0-3+deb9u4")) flag++;
if (deb_check(release:"9.0", prefix:"gitweb", reference:"1:2.11.0-3+deb9u4")) 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 | CPE |
---|---|---|---|
debian | debian_linux | git | p-cpe:/a:debian:debian_linux:git |
debian | debian_linux | 9.0 | cpe:/o:debian:debian_linux:9.0 |
7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
0.17 Low
EPSS
Percentile
96.1%