Vulnerability CVE-2021-3496

Vulnerability Name:

CVE-2021-3496 (CCN-200570)

Assigned:

2021-04-13

Published:

2021-04-13

Updated:

2022-12-21

Summary:

CVSS v3 Severity:

7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.9 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:U/RC:R)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.9 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:U/RC:R)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2021-3496

Source: CCN
Type: Red Hat Bugzilla Bug 1949245
(CVE-2021-3496) - CVE-2021-3496 jhead: heap-based buffer overflow in Get16u() in exif.c

Source: patrick@puiterwijk.org
Type: Issue Tracking, Third Party Advisory
patrick@puiterwijk.org

Source: XF
Type: UNKNOWN
jhead-cve20213496-bo(200570)

Source: patrick@puiterwijk.org
Type: Exploit, Patch, Third Party Advisory
patrick@puiterwijk.org

Source: patrick@puiterwijk.org
Type: Third Party Advisory
patrick@puiterwijk.org

Source: CCN
Type: Sentex Web site
jhead

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:112477	P	jhead-3.06.0.1-1.3 on GA media (Moderate)	2022-01-17
oval:org.opensuse.security:def:105974	P	jhead-3.06.0.1-1.3 on GA media (Moderate)	2021-10-01
oval:org.opensuse.security:def:11215	P	Security update for jhead (Moderate)	2021-05-19
oval:org.opensuse.security:def:103173	P	Security update for jhead (Moderate)	2021-05-19
oval:org.opensuse.security:def:109830	P	Security update for jhead (Moderate)	2021-05-19
oval:org.opensuse.security:def:96483	P	Security update for jhead (Moderate)	2021-05-19
oval:org.opensuse.security:def:111387	P	Security update for jhead (Moderate)	2021-05-16
oval:org.opensuse.security:def:109818	P	Security update for jhead (Moderate)	2021-04-26
oval:org.opensuse.security:def:96471	P	Security update for jhead (Moderate)	2021-04-26
oval:org.opensuse.security:def:11203	P	Security update for jhead (Moderate)	2021-04-26
oval:org.opensuse.security:def:103161	P	Security update for jhead (Moderate)	2021-04-26
oval:org.opensuse.security:def:111335	P	Security update for jhead (Moderate)	2021-04-22

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