CVE-2020-13112 : An issue was discovered in libexif before 0.6.22. Several buffer over-reads in EXIF MakerNote handling could lead to inf

An issue was discovered in libexif before 0.6.22. Several buffer over-reads in EXIF MakerNote handling could lead to information disclosure and crashes. This is different from CVE-2020-0093.

Published 2020-05-21 16:15:11

Updated 2023-01-27 18:45:43

Source MITRE

View at NVD, CVE.org

Vulnerability category: Information leak

Exploit prediction scoring system (EPSS) score for CVE-2020-13112

Probability of exploitation activity in the next 30 days: 0.22%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 60 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2020-13112

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.4	MEDIUM	AV:N/AC:L/Au:N/C:P/I:N/A:P	10.0	4.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: Partial
9.1	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H	3.9	5.2	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: High

CWE ids for CVE-2020-13112

CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-13112

https://lists.debian.org/debian-lts-announce/2020/05/msg00025.html

[SECURITY] [DLA 2222-1] libexif security update
Mailing List;Third Party Advisory

CVEs referencing this url
https://security.gentoo.org/glsa/202007-05

libexif: Multiple vulnerabilities (GLSA 202007-05) — Gentoo security
Third Party Advisory

CVEs referencing this url
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00017.html

[security-announce] openSUSE-SU-2020:0793-1: moderate: Security update f
Mailing List;Third Party Advisory

CVEs referencing this url
https://usn.ubuntu.com/4396-1/

USN-4396-1: libexif vulnerabilities | Ubuntu security notices
Third Party Advisory

CVEs referencing this url
https://github.com/libexif/libexif/commit/435e21f05001fb03f9f186fa7cbc69454afd00d1

Fix MakerNote tag size overflow issues at read time. · libexif/libexif@435e21f · GitHub
Patch;Third Party Advisory

Products affected by CVE-2020-13112

Debian » Debian Linux » Version: 8.0
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
Matching versions
Canonical » Ubuntu Linux » Version: 12.04
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*
Matching versions
Canonical » Ubuntu Linux » Version: 14.04 ESM Edition
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
Matching versions
Canonical » Ubuntu Linux » Version: 18.04 LTS Edition
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
Matching versions
Canonical » Ubuntu Linux » Version: 19.10
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
Matching versions
Canonical » Ubuntu Linux » Version: 16.04 ESM Edition
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
Matching versions
Canonical » Ubuntu Linux » Version: 20.04 LTS Edition
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
Matching versions
Opensuse » Leap » Version: 15.1
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
Matching versions
Libexif Project » Libexif
Versions before (<) 0.6.22
cpe:2.3:a:libexif_project:libexif:*:*:*:*:*:*:*:*
Matching versions

Vulnerability Details : CVE-2020-13112

Exploit prediction scoring system (EPSS) score for CVE-2020-13112

CVSS scores for CVE-2020-13112

CWE ids for CVE-2020-13112

References for CVE-2020-13112

Products affected by CVE-2020-13112