CVE-2021-45063Use After Free in Adobe Acrobat Reader

CWE-416Use After Free4 documents4 sources
Severity
5.5MEDIUMNVD
EPSS
2.4%
top 15.02%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJan 14
Latest updateJan 15

Description

Acrobat Reader DC version 21.007.20099 (and earlier), 20.004.30017 (and earlier) and 17.011.30204 (and earlier) are affected by a use-after-free vulnerability in the processing of Format event actions that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages5 packages

CVEListV5adobe/acrobat_readerunspecified21.007.20099+3
NVDadobe/acrobat_reader17.011.3005917.011.30204+1
NVDadobe/acrobat_reader_dc15.008.2008221.007.20099
NVDadobe/acrobat17.011.3005917.011.30204+1
NVDadobe/acrobat_dc15.008.2008221.007.20099

🔴Vulnerability Details

2
GHSA
GHSA-g94x-mcfx-v65m: Acrobat Reader DC version 212022-01-15
CVEList
Adobe Acrobat Reader DC JP2 File Parsing Use-After-Free Information Disclosure Vulnerability2022-01-14

🕵️Threat Intelligence

1
Zscaler
Zscaler protects against 25 Adobe vulnerability | 01-11-2022
CVE-2021-45063 — Use After Free in Adobe Acrobat Reader | cvebase