Ubuntu: Security Advisory (USN-4272-1)

# SPDX-FileCopyrightText: 2020 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("1.3.6.1.4.1.25623.1.0.844332");
  script_cve_id("CVE-2019-16865", "CVE-2019-19911", "CVE-2020-5310", "CVE-2020-5311", "CVE-2020-5312", "CVE-2020-5313");
  script_tag(name:"creation_date", value:"2020-02-07 04:00:18 +0000 (Fri, 07 Feb 2020)");
  script_version("2024-02-02T05:06:07+0000");
  script_tag(name:"last_modification", value:"2024-02-02 05:06:07 +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:"2020-07-10 17:09:14 +0000 (Fri, 10 Jul 2020)");

  script_name("Ubuntu: Security Advisory (USN-4272-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2020 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|19\.10)");

  script_xref(name:"Advisory-ID", value:"USN-4272-1");
  script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-4272-1");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'pillow' package(s) announced via the USN-4272-1 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 Pillow incorrectly handled certain images.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2019-16865, CVE-2019-19911)

It was discovered that Pillow incorrectly handled certain images.
An attacker could possibly use this issue to execute arbitrary code.
(CVE-2020-5312)

It was discovered that Pillow incorrectly handled certain TIFF images.
An attacker could possibly use this issue to cause a crash. This issue
only affected Ubuntu 19.10. (CVE-2020-5310)

It was discovered that Pillow incorrectly handled certain SGI images.
An attacker could possibly use this issue to execute arbitrary code or
cause a crash. This issue only affected Ubuntu 18.04 and Ubuntu 19.10.
(CVE-2020-5311)

It was discovered that Pillow incorrectly handled certain PCX images.
An attackter could possibly use this issue to execute arbitrary code or
cause a crash. (CVE-2020-5312)

It was discovered that Pillow incorrectly handled certain Flip images.
An attacker could possibly use this issue to execute arbitrary code or
cause a crash. (CVE-2020-5313)");

  script_tag(name:"affected", value:"'pillow' package(s) on Ubuntu 14.04, Ubuntu 16.04, Ubuntu 18.04, Ubuntu 19.10.");

  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:"python-imaging", ver:"2.3.0-1ubuntu3.4+esm1", rls:"UBUNTU14.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python-pil", ver:"2.3.0-1ubuntu3.4+esm1", rls:"UBUNTU14.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python3-imaging", ver:"2.3.0-1ubuntu3.4+esm1", rls:"UBUNTU14.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python3-pil", ver:"2.3.0-1ubuntu3.4+esm1", 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:"python-imaging", ver:"3.1.2-0ubuntu1.3", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python-pil", ver:"3.1.2-0ubuntu1.3", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python3-pil", ver:"3.1.2-0ubuntu1.3", 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:"python-pil", ver:"5.1.0-1ubuntu0.2", rls:"UBUNTU18.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python3-pil", ver:"5.1.0-1ubuntu0.2", rls:"UBUNTU18.04 LTS"))) {
    report += res;
  }

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

if(release == "UBUNTU19.10") {

  if(!isnull(res = isdpkgvuln(pkg:"python-pil", ver:"6.1.0-1ubuntu0.2", rls:"UBUNTU19.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python3-pil", ver:"6.1.0-1ubuntu0.2", rls:"UBUNTU19.10"))) {
    report += res;
  }

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

exit(0);