CVE-2021-3496

2021-04-2200:00:00

ubuntu.com

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

7.8 High

CVSS3

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

0.002 Low

EPSS

Percentile

51.4%

JSON

A heap-based buffer overflow was found in jhead in version 3.06 in Get16u()
in exif.c when processing a crafted file.

Bugs

<https://bugs.launchpad.net/ubuntu/+source/jhead/+bug/1923538>

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchjhead< 1:3.00-8~ubuntu0.2+esm1UNKNOWN
ubuntu20.04noarchjhead< 1:3.04-1ubuntu0.2+esm1UNKNOWN
ubuntu14.04noarchjhead< 1:2.97-1+deb8u2ubuntu0.1~esm3UNKNOWN
ubuntu16.04noarchjhead< 1:3.00-4+deb9u1ubuntu0.1~esm3UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	jhead	< 1:3.00-8~ubuntu0.2+esm1	UNKNOWN
ubuntu	20.04	noarch	jhead	< 1:3.04-1ubuntu0.2+esm1	UNKNOWN
ubuntu	14.04	noarch	jhead	< 1:2.97-1+deb8u2ubuntu0.1~esm3	UNKNOWN
ubuntu	16.04	noarch	jhead	< 1:3.00-4+deb9u1ubuntu0.1~esm3	UNKNOWN