Debian: Security Advisory (DSA-3721-1)

# 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("1.3.6.1.4.1.25623.1.0.703721");
  script_cve_id("CVE-2016-0762", "CVE-2016-5018", "CVE-2016-6794", "CVE-2016-6796", "CVE-2016-6797");
  script_tag(name:"creation_date", value:"2016-11-20 23:00:00 +0000 (Sun, 20 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:"6.4");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2022-04-18 17:57:03 +0000 (Mon, 18 Apr 2022)");

  script_name("Debian: Security Advisory (DSA-3721-1)");
  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-3721-1");
  script_xref(name:"URL", value:"https://www.debian.org/security/2016/DSA-3721-1");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DSA-3721");

  script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'tomcat7' package(s) announced via the DSA-3721-1 advisory.");

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

  script_tag(name:"insight", value:"Multiple security vulnerabilities have been discovered in the Tomcat servlet and JSP engine, which may result in possible timing attacks to determine valid user names, bypass of the SecurityManager, disclosure of system properties, unrestricted access to global resources, arbitrary file overwrites, and potentially escalation of privileges.

For the stable distribution (jessie), these problems have been fixed in version 7.0.56-3+deb8u5.

We recommend that you upgrade your tomcat7 packages.");

  script_tag(name:"affected", value:"'tomcat7' 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:"libservlet3.0-java", ver:"7.0.56-3+deb8u5", rls:"DEB8"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libservlet3.0-java-doc", ver:"7.0.56-3+deb8u5", rls:"DEB8"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libtomcat7-java", ver:"7.0.56-3+deb8u5", rls:"DEB8"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"tomcat7", ver:"7.0.56-3+deb8u5", rls:"DEB8"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"tomcat7-admin", ver:"7.0.56-3+deb8u5", rls:"DEB8"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"tomcat7-common", ver:"7.0.56-3+deb8u5", rls:"DEB8"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"tomcat7-docs", ver:"7.0.56-3+deb8u5", rls:"DEB8"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"tomcat7-examples", ver:"7.0.56-3+deb8u5", rls:"DEB8"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"tomcat7-user", ver:"7.0.56-3+deb8u5", rls:"DEB8"))) {
    report += res;
  }

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

exit(0);