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Ubuntu: Security Advisory (USN-6354-1)

🗓️ 08 Sep 2023 00:00:00Reported by Copyright (C) 2023 Greenbone AGType 
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The remote host is missing an update for the 'python2.7, python3.5' package(s) announced via the USN-6354-1 advisory. Python did not properly handle XML entity declarations in plist files, leading to a denial of service or information disclosure

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# SPDX-FileCopyrightText: 2023 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("1.3.6.1.4.1.25623.1.1.12.2023.6354.1");
  script_cve_id("CVE-2022-48565");
  script_tag(name:"creation_date", value:"2023-09-08 04:08:46 +0000 (Fri, 08 Sep 2023)");
  script_version("2024-02-02T05:06:10+0000");
  script_tag(name:"last_modification", value:"2024-02-02 05:06:10 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"10.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:C/I:C/A:C");
  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:"2023-09-01 13:36:41 +0000 (Fri, 01 Sep 2023)");

  script_name("Ubuntu: Security Advisory (USN-6354-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2023 Greenbone AG");
  script_family("Ubuntu Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/ubuntu_linux", "ssh/login/packages", re:"ssh/login/release=UBUNTU(14\.04\ LTS|16\.04\ LTS|18\.04\ LTS)");

  script_xref(name:"Advisory-ID", value:"USN-6354-1");
  script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-6354-1");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'python2.7, python3.5' package(s) announced via the USN-6354-1 advisory.");

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

  script_tag(name:"insight", value:"It was discovered that Python did not properly handle XML entity
declarations in plist files. An attacker could possibly use this
vulnerability to perform an XML External Entity (XXE) injection,
resulting in a denial of service or information disclosure.");

  script_tag(name:"affected", value:"'python2.7, python3.5' package(s) on Ubuntu 14.04, Ubuntu 16.04, Ubuntu 18.04.");

  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 == "UBUNTU14.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"libpython2.7", ver:"2.7.6-8ubuntu0.6+esm16", rls:"UBUNTU14.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libpython2.7-stdlib", ver:"2.7.6-8ubuntu0.6+esm16", rls:"UBUNTU14.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python2.7", ver:"2.7.6-8ubuntu0.6+esm16", rls:"UBUNTU14.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python2.7-minimal", ver:"2.7.6-8ubuntu0.6+esm16", rls:"UBUNTU14.04 LTS"))) {
    report += res;
  }

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

if(release == "UBUNTU16.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"libpython2.7", ver:"2.7.12-1ubuntu0~16.04.18+esm6", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libpython2.7-stdlib", ver:"2.7.12-1ubuntu0~16.04.18+esm6", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libpython3.5", ver:"3.5.2-2ubuntu0~16.04.13+esm9", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libpython3.5-stdlib", ver:"3.5.2-2ubuntu0~16.04.13+esm9", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python2.7", ver:"2.7.12-1ubuntu0~16.04.18+esm6", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python2.7-minimal", ver:"2.7.12-1ubuntu0~16.04.18+esm6", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python3.5", ver:"3.5.2-2ubuntu0~16.04.13+esm9", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python3.5-minimal", ver:"3.5.2-2ubuntu0~16.04.13+esm9", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

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

if(release == "UBUNTU18.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"libpython2.7", ver:"2.7.17-1~18.04ubuntu1.13+esm1", rls:"UBUNTU18.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libpython2.7-stdlib", ver:"2.7.17-1~18.04ubuntu1.13+esm1", rls:"UBUNTU18.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python2.7", ver:"2.7.17-1~18.04ubuntu1.13+esm1", rls:"UBUNTU18.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python2.7-minimal", ver:"2.7.17-1~18.04ubuntu1.13+esm1", rls:"UBUNTU18.04 LTS"))) {
    report += res;
  }

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

exit(0);

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08 Sep 2023 00:00Current
9.6High risk
Vulners AI Score9.6
CVSS39.8
EPSS0.005
SSVC
9
.json
Report