Debian: Security Advisory (DSA-2697-1)

# SPDX-FileCopyrightText: 2013 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.702697");
  script_cve_id("CVE-2013-2116");
  script_tag(name:"creation_date", value:"2013-05-28 22:00:00 +0000 (Tue, 28 May 2013)");
  script_version("2024-02-01T14:37:10+0000");
  script_tag(name:"last_modification", value:"2024-02-01 14:37:10 +0000 (Thu, 01 Feb 2024)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");

  script_name("Debian: Security Advisory (DSA-2697-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2013 Greenbone AG");
  script_family("Debian Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/debian_linux", "ssh/login/packages", re:"ssh/login/release=DEB7");

  script_xref(name:"Advisory-ID", value:"DSA-2697-1");
  script_xref(name:"URL", value:"https://www.debian.org/security/2013/DSA-2697-1");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DSA-2697");

  script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'gnutls26' package(s) announced via the DSA-2697-1 advisory.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");

  script_tag(name:"insight", value:"It was discovered that a malicious client could crash a GNUTLS server and vice versa, by sending TLS records encrypted with a block cipher which contain invalid padding.

The oldstable distribution (squeeze) is not affected because the security fix that introduced this vulnerability was not applied to it.

For the stable distribution (wheezy), this problem has been fixed in version 2.12.20-7.

For the unstable distribution (sid), this problem has been fixed in version 2.12.23-5.

We recommend that you upgrade your gnutls26 packages.");

  script_tag(name:"affected", value:"'gnutls26' package(s) on Debian 7.");

  script_tag(name:"solution", value:"Please install the updated package(s).");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"package");

  exit(0);
}

include("revisions-lib.inc");
include("pkg-lib-deb.inc");

release = dpkg_get_ssh_release();
if(!release)
  exit(0);

res = "";
report = "";

if(release == "DEB7") {

  if(!isnull(res = isdpkgvuln(pkg:"gnutls-bin", ver:"3.0.22-3+really2.12.20-7", rls:"DEB7"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"gnutls26-doc", ver:"2.12.20-7", rls:"DEB7"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"guile-gnutls", ver:"3.0.22-3+really2.12.20-7", rls:"DEB7"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libgnutls-dev", ver:"2.12.20-7", rls:"DEB7"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libgnutls-openssl27", ver:"2.12.20-7", rls:"DEB7"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libgnutls26", ver:"2.12.20-7", rls:"DEB7"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libgnutls26-dbg", ver:"2.12.20-7", rls:"DEB7"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libgnutlsxx27", ver:"2.12.20-7", rls:"DEB7"))) {
    report += res;
  }

  if(report != "") {
    security_message(data:report);
  } else if(__pkg_match) {
    exit(99);
  }
  exit(0);
}

exit(0);