Debian: Security Advisory (DSA-4265-1)

# SPDX-FileCopyrightText: 2018 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("1.3.6.1.4.1.25623.1.0.704265");
  script_tag(name:"creation_date", value:"2018-08-04 22:00:00 +0000 (Sat, 04 Aug 2018)");
  script_version("2024-01-12T16:12:11+0000");
  script_tag(name:"last_modification", value:"2024-01-12 16:12:11 +0000 (Fri, 12 Jan 2024)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");

  script_name("Debian: Security Advisory (DSA-4265-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2018 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=DEB9");

  script_xref(name:"Advisory-ID", value:"DSA-4265-1");
  script_xref(name:"URL", value:"https://www.debian.org/security/2018/DSA-4265-1");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DSA-4265");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/xml-security-c");

  script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'xml-security-c' package(s) announced via the DSA-4265-1 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 the Apache XML Security for C++ library performed insufficient validation of KeyInfo hints, which could result in denial of service via NULL pointer dereferences when processing malformed XML data.

For the stable distribution (stretch), this problem has been fixed in version 1.7.3-4+deb9u1.

We recommend that you upgrade your xml-security-c packages.

For the detailed security status of xml-security-c please refer to its security tracker page at: [link moved to references]");

  script_tag(name:"affected", value:"'xml-security-c' package(s) on Debian 9.");

  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 == "DEB9") {

  if(!isnull(res = isdpkgvuln(pkg:"libxml-security-c-dev", ver:"1.7.3-4+deb9u1", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libxml-security-c17v5", ver:"1.7.3-4+deb9u1", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"xml-security-c-utils", ver:"1.7.3-4+deb9u1", rls:"DEB9"))) {
    report += res;
  }

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

exit(0);