Debian: Security Advisory (DSA-3702-1)

# SPDX-FileCopyrightText: 2016 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("1.3.6.1.4.1.25623.1.0.703702");
  script_cve_id("CVE-2016-6321");
  script_tag(name:"creation_date", value:"2016-11-08 10:22:38 +0000 (Tue, 08 Nov 2016)");
  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:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:P/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2016-12-14 16:58:46 +0000 (Wed, 14 Dec 2016)");

  script_name("Debian: Security Advisory (DSA-3702-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2016 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-3702-1");
  script_xref(name:"URL", value:"https://www.debian.org/security/2016/DSA-3702-1");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DSA-3702");

  script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'tar' package(s) announced via the DSA-3702-1 advisory.");

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

  script_tag(name:"insight", value:"Harry Sintonen discovered that GNU tar does not properly handle member names containing '..', thus allowing an attacker to bypass the path names specified on the command line and replace files and directories in the target directory.

For the stable distribution (jessie), this problem has been fixed in version 1.27.1-2+deb8u1.

For the unstable distribution (sid), this problem has been fixed in version 1.29b-1.1.

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

  script_tag(name:"affected", value:"'tar' 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:"tar", ver:"1.27.1-2+deb8u1", rls:"DEB8"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"tar-scripts", ver:"1.27.1-2+deb8u1", rls:"DEB8"))) {
    report += res;
  }

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

exit(0);