Debian: Security Advisory (DSA-959-1)

# SPDX-FileCopyrightText: 2008 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("1.3.6.1.4.1.25623.1.0.56216");
  script_cve_id("CVE-2005-3862");
  script_tag(name:"creation_date", value:"2008-01-17 22:07:13 +0000 (Thu, 17 Jan 2008)");
  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:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");

  script_name("Debian: Security Advisory (DSA-959-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2008 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=DEB3\.1");

  script_xref(name:"Advisory-ID", value:"DSA-959-1");
  script_xref(name:"URL", value:"https://www.debian.org/security/2006/DSA-959-1");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DSA-959");

  script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'unalz' package(s) announced via the DSA-959-1 advisory.");

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

  script_tag(name:"insight", value:"Ulf Harnhammar from the Debian Security Audit Project discovered that unalz, a decompressor for ALZ archives, performs insufficient bounds checking when parsing file names. This can lead to arbitrary code execution if an attacker provides a crafted ALZ archive.

The old stable distribution (woody) does not contain unalz.

For the stable distribution (sarge) this problem has been fixed in version 0.30.1

For the unstable distribution (sid) this problem will be fixed soon.

We recommend that you upgrade your unalz package.");

  script_tag(name:"affected", value:"'unalz' package(s) on Debian 3.1.");

  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 == "DEB3.1") {

  if(!isnull(res = isdpkgvuln(pkg:"unalz", ver:"0.30.1", rls:"DEB3.1"))) {
    report += res;
  }

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

exit(0);