Debian: Security Advisory (DSA-923-1)

# 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("1.3.6.1.4.1.25623.1.0.56051");
  script_cve_id("CVE-2005-4178");
  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:"6.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:P/I:P/A:P");

  script_name("Debian: Security Advisory (DSA-923-1)");
  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-923-1");
  script_xref(name:"URL", value:"https://www.debian.org/security/2005/DSA-923-1");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DSA-923");

  script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'dropbear' package(s) announced via the DSA-923-1 advisory.");

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

  script_tag(name:"insight", value:"A buffer overflow has been discovered in dropbear, a lightweight SSH2 server and client, that may allow authenticated users to execute arbitrary code as the server user (usually root).

The old stable distribution (woody) does not contain dropbear packages.

For the stable distribution (sarge) this problem has been fixed in version 0.45-2sarge0.

For the unstable distribution (sid) this problem has been fixed in version 0.47-1.

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

  script_tag(name:"affected", value:"'dropbear' 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:"dropbear", ver:"0.45-2sarge0", rls:"DEB3.1"))) {
    report += res;
  }

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

exit(0);