RHEL 8 : libexif (RHSA-2020:4766)

high Nessus Plugin ID 143097

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:4766 advisory.

- libexif: out of bounds write in exif-data.c (CVE-2019-9278)

- libexif: out of bounds read due to a missing bounds check in exif_data_save_data_entry function in exif- data.c (CVE-2020-0093)

- libexif: integer overflow in exif_data_load_data_thumbnail function in exif-data.c (CVE-2020-0181)

- libexif: out of bounds read due to a missing bounds check in exif_entry_get_value function in exif-entry.c (CVE-2020-0182)

- libexif: integer overflow in exif_data_load_data_content function in exif-data.c (CVE-2020-0198)

- libexif: divide-by-zero in exif_entry_get_value function in exif-entry.c (CVE-2020-12767)

- libexif: use of uninitialized memory in EXIF Makernote handling can lead to crashes and use-after-free (CVE-2020-13113)

- libexif: unrestricted size in handling Canon EXIF MakerNote data can lead to consumption of large amounts of compute time (CVE-2020-13114)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected libexif and / or libexif-devel packages.

See Also

https://cwe.mitre.org/data/definitions/125.html

https://cwe.mitre.org/data/definitions/190.html

https://cwe.mitre.org/data/definitions/369.html

https://cwe.mitre.org/data/definitions/400.html

https://cwe.mitre.org/data/definitions/416.html

https://cwe.mitre.org/data/definitions/456.html

https://cwe.mitre.org/data/definitions/787.html

https://cwe.mitre.org/data/definitions/805.html

https://cwe.mitre.org/data/definitions/822.html

https://access.redhat.com/security/cve/CVE-2019-9278

https://access.redhat.com/security/cve/CVE-2020-0093

https://access.redhat.com/security/cve/CVE-2020-0181

https://access.redhat.com/security/cve/CVE-2020-0182

https://access.redhat.com/security/cve/CVE-2020-0198

https://access.redhat.com/security/cve/CVE-2020-12767

https://access.redhat.com/security/cve/CVE-2020-13113

https://access.redhat.com/security/cve/CVE-2020-13114

https://access.redhat.com/errata/RHSA-2020:4766

https://bugzilla.redhat.com/1789031

https://bugzilla.redhat.com/1834950

https://bugzilla.redhat.com/1840347

https://bugzilla.redhat.com/1840350

https://bugzilla.redhat.com/1847131

https://bugzilla.redhat.com/1847133

https://bugzilla.redhat.com/1852487

https://bugzilla.redhat.com/1852490

Plugin Details

Severity: High

ID: 143097

File Name: redhat-RHSA-2020-4766.nasl

Version: 1.6

Type: local

Agent: unix

Published: 11/19/2020

Updated: 10/12/2021

Supported Sensors: Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Temporal Vector: E:U/RL:OF/RC:C

CVSS Score Source: CVE-2019-9278

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:rhel_aus:8.4, cpe:/o:redhat:rhel_e4s:8.4, cpe:/o:redhat:rhel_eus:8.4, cpe:/o:redhat:rhel_tus:8.4, p-cpe:/a:redhat:enterprise_linux:libexif, p-cpe:/a:redhat:enterprise_linux:libexif-devel

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 11/4/2020

Vulnerability Publication Date: 9/27/2019

Reference Information

CVE: CVE-2019-9278, CVE-2020-0093, CVE-2020-0181, CVE-2020-0182, CVE-2020-0198, CVE-2020-12767, CVE-2020-13113, CVE-2020-13114

RHSA: 2020:4766

CWE: 125, 190, 369, 400, 416, 456, 787, 805, 822