Debian: Security Advisory (DSA-4004-1)

# SPDX-FileCopyrightText: 2017 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("1.3.6.1.4.1.25623.1.0.704004");
  script_cve_id("CVE-2017-7525");
  script_tag(name:"creation_date", value:"2017-10-19 22:00:00 +0000 (Thu, 19 Oct 2017)");
  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:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2018-02-27 19:33:11 +0000 (Tue, 27 Feb 2018)");

  script_name("Debian: Security Advisory (DSA-4004-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2017 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=DEB(8|9)");

  script_xref(name:"Advisory-ID", value:"DSA-4004-1");
  script_xref(name:"URL", value:"https://www.debian.org/security/2017/DSA-4004-1");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DSA-4004");

  script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'jackson-databind' package(s) announced via the DSA-4004-1 advisory.");

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

  script_tag(name:"insight", value:"Liao Xinxi discovered that jackson-databind, a Java library used to parse JSON and other data formats, did not properly validate user input before attempting deserialization. This allowed an attacker to perform code execution by providing maliciously crafted input.

For the oldstable distribution (jessie), this problem has been fixed in version 2.4.2-2+deb8u1.

For the stable distribution (stretch), this problem has been fixed in version 2.8.6-1+deb9u1.

We recommend that you upgrade your jackson-databind packages.");

  script_tag(name:"affected", value:"'jackson-databind' package(s) on Debian 8, 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 == "DEB8") {

  if(!isnull(res = isdpkgvuln(pkg:"libjackson2-databind-java", ver:"2.4.2-2+deb8u1", rls:"DEB8"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libjackson2-databind-java-doc", ver:"2.4.2-2+deb8u1", rls:"DEB8"))) {
    report += res;
  }

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

if(release == "DEB9") {

  if(!isnull(res = isdpkgvuln(pkg:"libjackson2-databind-java", ver:"2.8.6-1+deb9u1", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libjackson2-databind-java-doc", ver:"2.8.6-1+deb9u1", rls:"DEB9"))) {
    report += res;
  }

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

exit(0);