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openvasCopyright (C) 2021 Greenbone AGOPENVAS:1361412562310704958
HistoryAug 15, 2021 - 12:00 a.m.

Debian: Security Advisory (DSA-4958-1)

2021-08-1500:00:00
Copyright (C) 2021 Greenbone AG
plugins.openvas.org
13
debian
security
dsa-4958-1
exiv2
vulnerabilities
denial of service
arbitrary code
update
package.

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

6.1

Confidence

Low

EPSS

0.014

Percentile

86.6%

The remote host is missing an update for the Debian

# SPDX-FileCopyrightText: 2021 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("1.3.6.1.4.1.25623.1.0.704958");
  script_cve_id("CVE-2019-20421", "CVE-2021-29457", "CVE-2021-29473", "CVE-2021-31292", "CVE-2021-3482");
  script_tag(name:"creation_date", value:"2021-08-15 03:00:11 +0000 (Sun, 15 Aug 2021)");
  script_version("2024-02-02T05:06:07+0000");
  script_tag(name:"last_modification", value:"2024-02-02 05:06:07 +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:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-04-26 19:39:58 +0000 (Mon, 26 Apr 2021)");

  script_name("Debian: Security Advisory (DSA-4958-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2021 Greenbone AG");
  script_family("Debian Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/debian_linux", "ssh/login/packages", re:"ssh/login/release=DEB10");

  script_xref(name:"Advisory-ID", value:"DSA-4958-1");
  script_xref(name:"URL", value:"https://www.debian.org/security/2021/DSA-4958-1");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DSA-4958");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/exiv2");

  script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'exiv2' package(s) announced via the DSA-4958-1 advisory.");

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

  script_tag(name:"insight", value:"Several vulnerabilities have been discovered in Exiv2, a C++ library and a command line utility to manage image metadata which could result in denial of service or the execution of arbitrary code if a malformed file is parsed.

For the stable distribution (buster), these problems have been fixed in version 0.25-4+deb10u2.

We recommend that you upgrade your exiv2 packages.

For the detailed security status of exiv2 please refer to its security tracker page at: [link moved to references]");

  script_tag(name:"affected", value:"'exiv2' package(s) on Debian 10.");

  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-deb.inc");

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

res = "";
report = "";

if(release == "DEB10") {

  if(!isnull(res = isdpkgvuln(pkg:"exiv2", ver:"0.25-4+deb10u2", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libexiv2-14", ver:"0.25-4+deb10u2", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libexiv2-dev", ver:"0.25-4+deb10u2", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libexiv2-doc", ver:"0.25-4+deb10u2", rls:"DEB10"))) {
    report += res;
  }

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

exit(0);

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

6.1

Confidence

Low

EPSS

0.014

Percentile

86.6%