Etienne Stalmans discovered that git, a fast, scalable, distributed revision control system, is prone to an arbitrary code execution vulnerability exploitable via specially crafted submodule names in a .gitmodules file.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory DSA-4212. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#
include("compat.inc");
if (description)
{
script_id(110207);
script_version("1.6");
script_cvs_date("Date: 2019/04/05 23:25:05");
script_cve_id("CVE-2018-11235");
script_xref(name:"DSA", value:"4212");
script_name(english:"Debian DSA-4212-1 : 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:
"Etienne Stalmans discovered that git, a fast, scalable, distributed
revision control system, is prone to an arbitrary code execution
vulnerability exploitable via specially crafted submodule names in a
.gitmodules file."
);
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/jessie/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-4212"
);
script_set_attribute(
attribute:"solution",
value:
"Upgrade the git packages.
For the oldstable distribution (jessie), this problem has been fixed
in version 1:2.1.4-2.1+deb8u6.
For the stable distribution (stretch), this problem has been fixed in
version 1:2.11.0-3+deb9u3."
);
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:P/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:"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:8.0");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:9.0");
script_set_attribute(attribute:"patch_publication_date", value:"2018/05/29");
script_set_attribute(attribute:"plugin_publication_date", value:"2018/05/30");
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:"8.0", prefix:"git", reference:"1:2.1.4-2.1+deb8u6")) flag++;
if (deb_check(release:"8.0", prefix:"git-all", reference:"1:2.1.4-2.1+deb8u6")) flag++;
if (deb_check(release:"8.0", prefix:"git-arch", reference:"1:2.1.4-2.1+deb8u6")) flag++;
if (deb_check(release:"8.0", prefix:"git-core", reference:"1:2.1.4-2.1+deb8u6")) flag++;
if (deb_check(release:"8.0", prefix:"git-cvs", reference:"1:2.1.4-2.1+deb8u6")) flag++;
if (deb_check(release:"8.0", prefix:"git-daemon-run", reference:"1:2.1.4-2.1+deb8u6")) flag++;
if (deb_check(release:"8.0", prefix:"git-daemon-sysvinit", reference:"1:2.1.4-2.1+deb8u6")) flag++;
if (deb_check(release:"8.0", prefix:"git-doc", reference:"1:2.1.4-2.1+deb8u6")) flag++;
if (deb_check(release:"8.0", prefix:"git-el", reference:"1:2.1.4-2.1+deb8u6")) flag++;
if (deb_check(release:"8.0", prefix:"git-email", reference:"1:2.1.4-2.1+deb8u6")) flag++;
if (deb_check(release:"8.0", prefix:"git-gui", reference:"1:2.1.4-2.1+deb8u6")) flag++;
if (deb_check(release:"8.0", prefix:"git-man", reference:"1:2.1.4-2.1+deb8u6")) flag++;
if (deb_check(release:"8.0", prefix:"git-mediawiki", reference:"1:2.1.4-2.1+deb8u6")) flag++;
if (deb_check(release:"8.0", prefix:"git-svn", reference:"1:2.1.4-2.1+deb8u6")) flag++;
if (deb_check(release:"8.0", prefix:"gitk", reference:"1:2.1.4-2.1+deb8u6")) flag++;
if (deb_check(release:"8.0", prefix:"gitweb", reference:"1:2.1.4-2.1+deb8u6")) flag++;
if (deb_check(release:"9.0", prefix:"git", reference:"1:2.11.0-3+deb9u3")) flag++;
if (deb_check(release:"9.0", prefix:"git-all", reference:"1:2.11.0-3+deb9u3")) flag++;
if (deb_check(release:"9.0", prefix:"git-arch", reference:"1:2.11.0-3+deb9u3")) flag++;
if (deb_check(release:"9.0", prefix:"git-core", reference:"1:2.11.0-3+deb9u3")) flag++;
if (deb_check(release:"9.0", prefix:"git-cvs", reference:"1:2.11.0-3+deb9u3")) flag++;
if (deb_check(release:"9.0", prefix:"git-daemon-run", reference:"1:2.11.0-3+deb9u3")) flag++;
if (deb_check(release:"9.0", prefix:"git-daemon-sysvinit", reference:"1:2.11.0-3+deb9u3")) flag++;
if (deb_check(release:"9.0", prefix:"git-doc", reference:"1:2.11.0-3+deb9u3")) flag++;
if (deb_check(release:"9.0", prefix:"git-el", reference:"1:2.11.0-3+deb9u3")) flag++;
if (deb_check(release:"9.0", prefix:"git-email", reference:"1:2.11.0-3+deb9u3")) flag++;
if (deb_check(release:"9.0", prefix:"git-gui", reference:"1:2.11.0-3+deb9u3")) flag++;
if (deb_check(release:"9.0", prefix:"git-man", reference:"1:2.11.0-3+deb9u3")) flag++;
if (deb_check(release:"9.0", prefix:"git-mediawiki", reference:"1:2.11.0-3+deb9u3")) flag++;
if (deb_check(release:"9.0", prefix:"git-svn", reference:"1:2.11.0-3+deb9u3")) flag++;
if (deb_check(release:"9.0", prefix:"gitk", reference:"1:2.11.0-3+deb9u3")) flag++;
if (deb_check(release:"9.0", prefix:"gitweb", reference:"1:2.11.0-3+deb9u3")) 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");
Vendor | Product | Version | CPE |
---|---|---|---|
debian | debian_linux | git | p-cpe:/a:debian:debian_linux:git |
debian | debian_linux | 8.0 | cpe:/o:debian:debian_linux:8.0 |
debian | debian_linux | 9.0 | cpe:/o:debian:debian_linux:9.0 |