Debian: Security Advisory (DSA-4365-1)

# SPDX-FileCopyrightText: 2019 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("1.3.6.1.4.1.25623.1.0.704365");
  script_cve_id("CVE-2019-3461");
  script_tag(name:"creation_date", value:"2019-01-09 23:00:00 +0000 (Wed, 09 Jan 2019)");
  script_version("2024-02-02T05:06:06+0000");
  script_tag(name:"last_modification", value:"2024-02-02 05:06:06 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"4.4");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:M/Au:N/C:P/I:P/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2019-02-19 18:58:41 +0000 (Tue, 19 Feb 2019)");

  script_name("Debian: Security Advisory (DSA-4365-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2019 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-4365-1");
  script_xref(name:"URL", value:"https://www.debian.org/security/2019/DSA-4365-1");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DSA-4365");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/tmpreaper");

  script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'tmpreaper' package(s) announced via the DSA-4365-1 advisory.");

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

  script_tag(name:"insight", value:"Stephen Roettger discovered a race condition in tmpreaper, a program that cleans up files in directories based on their age, which could result in local privilege escalation.

For the stable distribution (stretch), this problem has been fixed in version 1.6.13+nmu1+deb9u1.

We recommend that you upgrade your tmpreaper packages.

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

  script_tag(name:"affected", value:"'tmpreaper' 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:"tmpreaper", ver:"1.6.13+nmu1+deb9u1", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"tmpreaper", ver:"1.6.13+nmu1+deb9u1+b1", rls:"DEB9"))) {
    report += res;
  }

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

exit(0);