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nessusThis script is Copyright (C) 2016-2021 and is owned by Tenable, Inc. or an Affiliate thereof.DEBIAN_DSA-3521.NASL
HistoryMar 21, 2016 - 12:00 a.m.

Debian DSA-3521-1 : git - security update

2016-03-2100:00:00
This script is Copyright (C) 2016-2021 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
11

10 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

0.141 Low

EPSS

Percentile

95.7%

Lael Cellier discovered two buffer overflow vulnerabilities in git, a fast, scalable, distributed revision control system, which could be exploited for remote execution of arbitrary code.

#%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-3521. The text 
# itself is copyright (C) Software in the Public Interest, Inc.
#

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(90032);
  script_version("2.9");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");

  script_cve_id("CVE-2016-2315", "CVE-2016-2324");
  script_xref(name:"DSA", value:"3521");

  script_name(english:"Debian DSA-3521-1 : 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:
"Lael Cellier discovered two buffer overflow vulnerabilities in git, a
fast, scalable, distributed revision control system, which could be
exploited for remote execution of arbitrary code."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=818318"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://security-tracker.debian.org/tracker/CVE-2016-2315"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://packages.debian.org/source/wheezy/git"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://packages.debian.org/source/jessie/git"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.debian.org/security/2016/dsa-3521"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"Upgrade the git packages.

For the oldstable distribution (wheezy), these problems have been
fixed in version 1:1.7.10.4-1+wheezy3.

For the stable distribution (jessie), these problems have been fixed
in version 1:2.1.4-2.1+deb8u2."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:U/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: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:debian:debian_linux:git");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:7.0");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:8.0");

  script_set_attribute(attribute:"patch_publication_date", value:"2016/03/19");
  script_set_attribute(attribute:"plugin_publication_date", value:"2016/03/21");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2016-2021 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:"7.0", prefix:"git", reference:"1:1.7.10.4-1+wheezy3")) flag++;
if (deb_check(release:"7.0", prefix:"git-all", reference:"1:1.7.10.4-1+wheezy3")) flag++;
if (deb_check(release:"7.0", prefix:"git-arch", reference:"1:1.7.10.4-1+wheezy3")) flag++;
if (deb_check(release:"7.0", prefix:"git-core", reference:"1:1.7.10.4-1+wheezy3")) flag++;
if (deb_check(release:"7.0", prefix:"git-cvs", reference:"1:1.7.10.4-1+wheezy3")) flag++;
if (deb_check(release:"7.0", prefix:"git-daemon-run", reference:"1:1.7.10.4-1+wheezy3")) flag++;
if (deb_check(release:"7.0", prefix:"git-daemon-sysvinit", reference:"1:1.7.10.4-1+wheezy3")) flag++;
if (deb_check(release:"7.0", prefix:"git-doc", reference:"1:1.7.10.4-1+wheezy3")) flag++;
if (deb_check(release:"7.0", prefix:"git-el", reference:"1:1.7.10.4-1+wheezy3")) flag++;
if (deb_check(release:"7.0", prefix:"git-email", reference:"1:1.7.10.4-1+wheezy3")) flag++;
if (deb_check(release:"7.0", prefix:"git-gui", reference:"1:1.7.10.4-1+wheezy3")) flag++;
if (deb_check(release:"7.0", prefix:"git-man", reference:"1:1.7.10.4-1+wheezy3")) flag++;
if (deb_check(release:"7.0", prefix:"git-svn", reference:"1:1.7.10.4-1+wheezy3")) flag++;
if (deb_check(release:"7.0", prefix:"gitk", reference:"1:1.7.10.4-1+wheezy3")) flag++;
if (deb_check(release:"7.0", prefix:"gitweb", reference:"1:1.7.10.4-1+wheezy3")) flag++;
if (deb_check(release:"8.0", prefix:"git", reference:"1:2.1.4-2.1+deb8u2")) flag++;
if (deb_check(release:"8.0", prefix:"git-all", reference:"1:2.1.4-2.1+deb8u2")) flag++;
if (deb_check(release:"8.0", prefix:"git-arch", reference:"1:2.1.4-2.1+deb8u2")) flag++;
if (deb_check(release:"8.0", prefix:"git-core", reference:"1:2.1.4-2.1+deb8u2")) flag++;
if (deb_check(release:"8.0", prefix:"git-cvs", reference:"1:2.1.4-2.1+deb8u2")) flag++;
if (deb_check(release:"8.0", prefix:"git-daemon-run", reference:"1:2.1.4-2.1+deb8u2")) flag++;
if (deb_check(release:"8.0", prefix:"git-daemon-sysvinit", reference:"1:2.1.4-2.1+deb8u2")) flag++;
if (deb_check(release:"8.0", prefix:"git-doc", reference:"1:2.1.4-2.1+deb8u2")) flag++;
if (deb_check(release:"8.0", prefix:"git-el", reference:"1:2.1.4-2.1+deb8u2")) flag++;
if (deb_check(release:"8.0", prefix:"git-email", reference:"1:2.1.4-2.1+deb8u2")) flag++;
if (deb_check(release:"8.0", prefix:"git-gui", reference:"1:2.1.4-2.1+deb8u2")) flag++;
if (deb_check(release:"8.0", prefix:"git-man", reference:"1:2.1.4-2.1+deb8u2")) flag++;
if (deb_check(release:"8.0", prefix:"git-mediawiki", reference:"1:2.1.4-2.1+deb8u2")) flag++;
if (deb_check(release:"8.0", prefix:"git-svn", reference:"1:2.1.4-2.1+deb8u2")) flag++;
if (deb_check(release:"8.0", prefix:"gitk", reference:"1:2.1.4-2.1+deb8u2")) flag++;
if (deb_check(release:"8.0", prefix:"gitweb", reference:"1:2.1.4-2.1+deb8u2")) 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");
VendorProductVersionCPE
debiandebian_linuxgitp-cpe:/a:debian:debian_linux:git
debiandebian_linux7.0cpe:/o:debian:debian_linux:7.0
debiandebian_linux8.0cpe:/o:debian:debian_linux:8.0

10 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

0.141 Low

EPSS

Percentile

95.7%