Mageia: Security Advisory (MGASA-2015-0295)

# SPDX-FileCopyrightText: 2015 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("1.3.6.1.4.1.25623.1.0.130083");
  script_cve_id("CVE-2015-5600");
  script_tag(name:"creation_date", value:"2015-10-15 07:42:30 +0000 (Thu, 15 Oct 2015)");
  script_version("2024-10-23T05:05:58+0000");
  script_tag(name:"last_modification", value:"2024-10-23 05:05:58 +0000 (Wed, 23 Oct 2024)");
  script_tag(name:"cvss_base", value:"8.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:C");

  script_name("Mageia: Security Advisory (MGASA-2015-0295)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2015 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(4|5)");

  script_xref(name:"Advisory-ID", value:"MGASA-2015-0295");
  script_xref(name:"URL", value:"https://advisories.mageia.org/MGASA-2015-0295.html");
  script_xref(name:"URL", value:"http://openwall.com/lists/oss-security/2015/07/23/4");
  script_xref(name:"URL", value:"https://bugs.mageia.org/show_bug.cgi?id=16456");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'openssh' package(s) announced via the MGASA-2015-0295 advisory.");

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

  script_tag(name:"insight", value:"The OpenSSH server, when keyboard-interactive challenge response
authentication is enabled and PAM is being used (the default configuration
in Mageia), can be tricked into allowing more password attempts than the
MaxAuthTries setting would normally allow in one connection, which can aid
an attacker in brute-force password guessing (CVE-2015-5600).");

  script_tag(name:"affected", value:"'openssh' package(s) on Mageia 4, Mageia 5.");

  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 == "MAGEIA4") {

  if(!isnull(res = isrpmvuln(pkg:"openssh", rpm:"openssh~6.2p2~3.4.mga4", rls:"MAGEIA4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-askpass", rpm:"openssh-askpass~6.2p2~3.4.mga4", rls:"MAGEIA4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-askpass-common", rpm:"openssh-askpass-common~6.2p2~3.4.mga4", rls:"MAGEIA4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-askpass-gnome", rpm:"openssh-askpass-gnome~6.2p2~3.4.mga4", rls:"MAGEIA4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-clients", rpm:"openssh-clients~6.2p2~3.4.mga4", rls:"MAGEIA4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-ldap", rpm:"openssh-ldap~6.2p2~3.4.mga4", rls:"MAGEIA4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-server", rpm:"openssh-server~6.2p2~3.4.mga4", rls:"MAGEIA4"))) {
    report += res;
  }

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

if(release == "MAGEIA5") {

  if(!isnull(res = isrpmvuln(pkg:"openssh", rpm:"openssh~6.6p1~5.3.mga5", rls:"MAGEIA5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-askpass", rpm:"openssh-askpass~6.6p1~5.3.mga5", rls:"MAGEIA5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-askpass-common", rpm:"openssh-askpass-common~6.6p1~5.3.mga5", rls:"MAGEIA5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-askpass-gnome", rpm:"openssh-askpass-gnome~6.6p1~5.3.mga5", rls:"MAGEIA5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-clients", rpm:"openssh-clients~6.6p1~5.3.mga5", rls:"MAGEIA5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-ldap", rpm:"openssh-ldap~6.6p1~5.3.mga5", rls:"MAGEIA5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-server", rpm:"openssh-server~6.6p1~5.3.mga5", rls:"MAGEIA5"))) {
    report += res;
  }

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

exit(0);