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openvasCopyright (C) 2023 Greenbone AGOPENVAS:13614125623111020230291
HistoryOct 20, 2023 - 12:00 a.m.

Mageia: Security Advisory (MGASA-2023-0291)

2023-10-2000:00:00
Copyright (C) 2023 Greenbone AG
plugins.openvas.org
6
mageia linux
ruby redcloth
security advisory
regular expression denial of service
vulnerable package
update required

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

46.7%

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("1.3.6.1.4.1.25623.1.1.10.2023.0291");
  script_cve_id("CVE-2023-31606");
  script_tag(name:"creation_date", value:"2023-10-20 11:39:36 +0000 (Fri, 20 Oct 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:"2023-06-12 16:32:16 +0000 (Mon, 12 Jun 2023)");

  script_name("Mageia: Security Advisory (MGASA-2023-0291)");
  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=MAGEIA(8|9)");

  script_xref(name:"Advisory-ID", value:"MGASA-2023-0291");
  script_xref(name:"URL", value:"https://advisories.mageia.org/MGASA-2023-0291.html");
  script_xref(name:"URL", value:"https://bugs.mageia.org/show_bug.cgi?id=32284");
  script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-6358-1");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'ruby-RedCloth' package(s) announced via the MGASA-2023-0291 advisory.");

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

  script_tag(name:"insight", value:"A Regular Expression Denial of Service (ReDoS) issue was discovered
in the sanitize_html function of redcloth gem v4.0.0. This
vulnerability allows attackers to cause a Denial of Service (DoS)
via supplying a crafted payload. (CVE-2023-31606)");

  script_tag(name:"affected", value:"'ruby-RedCloth' package(s) on Mageia 8, Mageia 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-rpm.inc");

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

res = "";
report = "";

if(release == "MAGEIA8") {

  if(!isnull(res = isrpmvuln(pkg:"ruby-RedCloth", rpm:"ruby-RedCloth~4.3.2~5.1.mga8", rls:"MAGEIA8"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"ruby-RedCloth-doc", rpm:"ruby-RedCloth-doc~4.3.2~5.1.mga8", rls:"MAGEIA8"))) {
    report += res;
  }

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

if(release == "MAGEIA9") {

  if(!isnull(res = isrpmvuln(pkg:"ruby-RedCloth", rpm:"ruby-RedCloth~4.3.2~7.1.mga9", rls:"MAGEIA9"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"ruby-RedCloth-doc", rpm:"ruby-RedCloth-doc~4.3.2~7.1.mga9", rls:"MAGEIA9"))) {
    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

46.7%