Debian: Security Advisory (DSA-3343-1)

# SPDX-FileCopyrightText: 2015 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("1.3.6.1.4.1.25623.1.0.703343");
  script_cve_id("CVE-2015-7809");
  script_tag(name:"creation_date", value:"2015-08-25 22:00:00 +0000 (Tue, 25 Aug 2015)");
  script_version("2024-02-02T05:06:05+0000");
  script_tag(name:"last_modification", value:"2024-02-02 05:06:05 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"6.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:P");

  script_name("Debian: Security Advisory (DSA-3343-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2015 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=DEB8");

  script_xref(name:"Advisory-ID", value:"DSA-3343-1");
  script_xref(name:"URL", value:"https://www.debian.org/security/2015/DSA-3343-1");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DSA-3343");

  script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'twig' package(s) announced via the DSA-3343-1 advisory.");

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

  script_tag(name:"insight", value:"James Kettle, Alain Tiemblo, Christophe Coevoet and Fabien Potencier discovered that twig, a templating engine for PHP, did not correctly process its input. End users allowed to submit twig templates could use specially crafted code to trigger remote code execution, even in sandboxed templates.

For the stable distribution (jessie), this problem has been fixed in version 1.16.2-1+deb8u1.

For the testing (stretch) and unstable (sid) distributions, this problem has been fixed in version 1.20.0-1.

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

  script_tag(name:"affected", value:"'twig' package(s) on Debian 8.");

  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 == "DEB8") {

  if(!isnull(res = isdpkgvuln(pkg:"php-twig", ver:"1.16.2-1+deb8u1", rls:"DEB8"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"php-twig-doc", ver:"1.16.2-1+deb8u1", rls:"DEB8"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"php5-twig", ver:"1.16.2-1+deb8u1", rls:"DEB8"))) {
    report += res;
  }

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

exit(0);