Mageia: Security Advisory (MGASA-2013-0192)

# SPDX-FileCopyrightText: 2022 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("1.3.6.1.4.1.25623.1.1.10.2013.0192");
  script_cve_id("CVE-2013-2178");
  script_tag(name:"creation_date", value:"2022-01-28 10:58:44 +0000 (Fri, 28 Jan 2022)");
  script_version("2024-02-01T14:37:12+0000");
  script_tag(name:"last_modification", value:"2024-02-01 14:37:12 +0000 (Thu, 01 Feb 2024)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");

  script_name("Mageia: Security Advisory (MGASA-2013-0192)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2022 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(2|3)");

  script_xref(name:"Advisory-ID", value:"MGASA-2013-0192");
  script_xref(name:"URL", value:"https://advisories.mageia.org/MGASA-2013-0192.html");
  script_xref(name:"URL", value:"https://vndh.net/note:fail2ban-089-denial-service");
  script_xref(name:"URL", value:"http://www.debian.org/security/2013/dsa-2708");
  script_xref(name:"URL", value:"https://bugs.mageia.org/show_bug.cgi?id=10550");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'fail2ban' package(s) announced via the MGASA-2013-0192 advisory.");

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

  script_tag(name:"insight", value:"Krzysztof Katowicz-Kowalewski discovered a vulnerability in Fail2ban, a log
monitoring and system which can act on attack by preventing hosts to connect
to specified services using the local firewall.

When using Fail2ban to monitor Apache logs, improper input validation in log
parsing could enable a remote attacker to trigger an IP ban on arbitrary
addresses, thus causing a denial of service (CVE-2013-2178).");

  script_tag(name:"affected", value:"'fail2ban' package(s) on Mageia 2, Mageia 3.");

  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 == "MAGEIA2") {

  if(!isnull(res = isrpmvuln(pkg:"fail2ban", rpm:"fail2ban~0.8.6~3.2.mga2", rls:"MAGEIA2"))) {
    report += res;
  }

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

if(release == "MAGEIA3") {

  if(!isnull(res = isrpmvuln(pkg:"fail2ban", rpm:"fail2ban~0.8.8~6.1.mga3", rls:"MAGEIA3"))) {
    report += res;
  }

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

exit(0);