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Debian DSA-3079-1 : ppp - security update

2014-12-01T00:00:00
ID DEBIAN_DSA-3079.NASL
Type nessus
Reporter This script is Copyright (C) 2014-2021 and is owned by Tenable, Inc. or an Affiliate thereof.
Modified 2014-12-01T00:00:00

Description

A vulnerability was discovered in ppp, an implementation of the Point-to-Point Protocol: an integer overflow in the routine responsible for parsing user-supplied options potentially allows a local attacker to gain root privileges.

                                        
                                            #%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-3079. The text 
# itself is copyright (C) Software in the Public Interest, Inc.
#

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

if (description)
{
  script_id(79627);
  script_version("1.9");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");

  script_cve_id("CVE-2014-3158");
  script_bugtraq_id(69399);
  script_xref(name:"DSA", value:"3079");

  script_name(english:"Debian DSA-3079-1 : ppp - 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:
"A vulnerability was discovered in ppp, an implementation of the
Point-to-Point Protocol: an integer overflow in the routine
responsible for parsing user-supplied options potentially allows a
local attacker to gain root privileges."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=762789"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://packages.debian.org/source/wheezy/ppp"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.debian.org/security/2014/dsa-3079"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"Upgrade the ppp packages.

For the stable distribution (wheezy), this problem has been fixed in
version 2.4.5-5.1+deb7u1.

For the upcoming stable distribution (jessie) and unstable
distribution (sid), this problem has been fixed in version 2.4.6-3."
  );
  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:ppp");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:7.0");

  script_set_attribute(attribute:"patch_publication_date", value:"2014/11/28");
  script_set_attribute(attribute:"plugin_publication_date", value:"2014/12/01");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2014-2021 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:"ppp", reference:"2.4.5-5.1+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"ppp-dev", reference:"2.4.5-5.1+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"ppp-udeb", reference:"2.4.5-5.1+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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