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Debian DSA-3119-1 : libevent - security update

Debian DSA-3119-1: libevent - buffer overflow vulnerabilit

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ReporterTitlePublishedViews
Family
Debian CVE
CVE-2014-6272
24 Aug 201514:59
debiancve
Debian CVE
CVE-2015-6525
24 Aug 201514:59
debiancve
OpenVAS
Debian: Security Advisory (DSA-3119-1)
5 Jan 201500:00
openvas
OpenVAS
Huawei EulerOS: Security Advisory for libevent (EulerOS-SA-2019-2515)
23 Jan 202000:00
openvas
OpenVAS
Huawei EulerOS: Security Advisory for libevent (EulerOS-SA-2018-1164)
23 Jan 202000:00
openvas
OpenVAS
Slackware: Security Advisory (SSA:2016-085-01)
21 Apr 202200:00
openvas
OpenVAS
Debian: Security Advisory (DLA-137-1)
8 Mar 202300:00
openvas
OpenVAS
Mageia: Security Advisory (MGASA-2015-0009)
28 Jan 202200:00
openvas
OpenVAS
SUSE: Security Advisory (SUSE-SU-2014:1283-1)
9 Jun 202100:00
openvas
OpenVAS
Ubuntu: Security Advisory (USN-2477-1)
23 Jan 201500:00
openvas
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#%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-3119. The text 
# itself is copyright (C) Software in the Public Interest, Inc.
#

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

if (description)
{
  script_id(80393);
  script_version("1.9");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");

  script_cve_id("CVE-2014-6272", "CVE-2015-6525");
  script_xref(name:"DSA", value:"3119");

  script_name(english:"Debian DSA-3119-1 : libevent - 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:
"Andrew Bartlett of Catalyst reported a defect affecting certain
applications using the Libevent evbuffer API. This defect leaves
applications which pass insanely large inputs to evbuffers open to a
possible heap overflow or infinite loop. In order to exploit this
flaw, an attacker needs to be able to find a way to provoke the
program into trying to make a buffer chunk larger than what will fit
into a single size_t or off_t."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=774645"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://packages.debian.org/source/wheezy/libevent"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.debian.org/security/2015/dsa-3119"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"Upgrade the libevent packages.

For the stable distribution (wheezy), this problem has been fixed in
version 2.0.19-stable-3+deb7u1.

For the upcoming stable distribution (jessie) and the unstable
distribution (sid), this problem will be fixed soon."
  );
  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:U/RL:OF/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:libevent");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:7.0");

  script_set_attribute(attribute:"patch_publication_date", value:"2015/01/06");
  script_set_attribute(attribute:"plugin_publication_date", value:"2015/01/07");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2015-2021 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:"libevent-2.0-5", reference:"2.0.19-stable-3+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"libevent-core-2.0-5", reference:"2.0.19-stable-3+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"libevent-dbg", reference:"2.0.19-stable-3+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"libevent-dev", reference:"2.0.19-stable-3+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"libevent-extra-2.0-5", reference:"2.0.19-stable-3+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"libevent-openssl-2.0-5", reference:"2.0.19-stable-3+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"libevent-pthreads-2.0-5", reference:"2.0.19-stable-3+deb7u1")) 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");

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07 Jan 2015 00:00Current
0.5Low risk
Vulners AI Score0.5
CVSS27.5
EPSS0.005
24
.json
Report