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openvasCopyright (C) 2023 Greenbone AGOPENVAS:13614125623111020230181
HistoryMay 22, 2023 - 12:00 a.m.

Mageia: Security Advisory (MGASA-2023-0181)

2023-05-2200:00:00
Copyright (C) 2023 Greenbone AG
plugins.openvas.org
5
mageia 8
cmark package
denial of service

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

34.6%

The remote host is missing an update for the

# 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("1.3.6.1.4.1.25623.1.1.10.2023.0181");
  script_cve_id("CVE-2023-22484", "CVE-2023-22486");
  script_tag(name:"creation_date", value:"2023-05-22 04:13:07 +0000 (Mon, 22 May 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:"7.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2023-02-02 15:54:25 +0000 (Thu, 02 Feb 2023)");

  script_name("Mageia: Security Advisory (MGASA-2023-0181)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2023 Greenbone AG");
  script_family("Mageia Linux Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/mageia_linux", "ssh/login/release", re:"ssh/login/release=MAGEIA8");

  script_xref(name:"Advisory-ID", value:"MGASA-2023-0181");
  script_xref(name:"URL", value:"https://advisories.mageia.org/MGASA-2023-0181.html");
  script_xref(name:"URL", value:"https://bugs.mageia.org/show_bug.cgi?id=31885");
  script_xref(name:"URL", value:"https://lists.suse.com/pipermail/sle-security-updates/2023-May/014722.html");
  script_xref(name:"URL", value:"https://github.com/commonmark/cmark/releases/tag/0.30.3");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'cmark' package(s) announced via the MGASA-2023-0181 advisory.");

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

  script_tag(name:"insight", value:"cmark incorrectly handled certain inputs. Fixes quadratic complexity in
handle_close_bracket '![[]()' which may lead to a denial of service
(CVE-2023-22486).
Noting that this also fixes a quadratic parsing issue with repeated comment
tags that was not in a released product but which was assigned a CVE
(CVE-2023-22484).");

  script_tag(name:"affected", value:"'cmark' package(s) on Mageia 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-rpm.inc");

release = rpm_get_ssh_release();
if(!release)
  exit(0);

res = "";
report = "";

if(release == "MAGEIA8") {

  if(!isnull(res = isrpmvuln(pkg:"cmark", rpm:"cmark~0.30.3~1.mga8", rls:"MAGEIA8"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"lib64cmark-devel", rpm:"lib64cmark-devel~0.30.3~1.mga8", rls:"MAGEIA8"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"lib64cmark0", rpm:"lib64cmark0~0.30.3~1.mga8", rls:"MAGEIA8"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libcmark-devel", rpm:"libcmark-devel~0.30.3~1.mga8", rls:"MAGEIA8"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libcmark0", rpm:"libcmark0~0.30.3~1.mga8", rls:"MAGEIA8"))) {
    report += res;
  }

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

exit(0);

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

34.6%