Mageia: Security Advisory (MGASA-2020-0287)

# 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("1.3.6.1.4.1.25623.1.1.10.2020.0287");
  script_cve_id("CVE-2020-4067");
  script_tag(name:"creation_date", value:"2022-01-28 10:58:44 +0000 (Fri, 28 Jan 2022)");
  script_version("2024-02-02T05:06:09+0000");
  script_tag(name:"last_modification", value:"2024-02-02 05:06:09 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-07-07 15:35:51 +0000 (Tue, 07 Jul 2020)");

  script_name("Mageia: Security Advisory (MGASA-2020-0287)");
  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=MAGEIA7");

  script_xref(name:"Advisory-ID", value:"MGASA-2020-0287");
  script_xref(name:"URL", value:"https://advisories.mageia.org/MGASA-2020-0287.html");
  script_xref(name:"URL", value:"https://bugs.mageia.org/show_bug.cgi?id=26879");
  script_xref(name:"URL", value:"https://www.debian.org/security/2020/dsa-4711");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'coturn' package(s) announced via the MGASA-2020-0287 advisory.");

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

  script_tag(name:"insight", value:"The updated package fixes a security vulnerability:

In coturn before version 4.5.1.3, there is an issue whereby STUN/TURN
response buffer is not initialized properly. There is a leak of
information between different client connections. One client (an attacker)
could use their connection to intelligently query coturn to get interesting
bytes in the padding bytes from the connection of another client.
(CVE-2020-4067)");

  script_tag(name:"affected", value:"'coturn' package(s) on Mageia 7.");

  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 == "MAGEIA7") {

  if(!isnull(res = isrpmvuln(pkg:"coturn", rpm:"coturn~4.5.0.7~2.4.mga7", rls:"MAGEIA7"))) {
    report += res;
  }

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

exit(0);