CVE-2021-45064 — Use After Free in Adobe Acrobat Reader

CWE-416 — Use After Free4 documents4 sources
Severity
7.8HIGHNVD
EPSS
16.3%
top 5.17%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Adobe Acrobat ReaderAdobe AcrobatAdobe Acrobat DC+1 more
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 result in arbitrary code execution in the context of the current user. 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:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages5 packages

▶CVEListV5adobe/acrobat_readerunspecified — 21.007.20099+3
▶NVDadobe/acrobat_reader17.011.30059 — 17.011.30204+1
▶NVDadobe/acrobat_reader_dc15.008.20082 — 21.007.20099
▶NVDadobe/acrobat17.011.30059 — 17.011.30204+1
▶NVDadobe/acrobat_dc15.008.20082 — 21.007.20099

🔴Vulnerability Details

2
GHSA
GHSA-qx2f-c94g-wj6x: Acrobat Reader DC version 21↗2022-01-15
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CVEList
Adobe Acrobat Reader DC AcroForm Use-After-Free Remote Code Execution Vulnerability↗2022-01-14
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🕵️Threat Intelligence

1
Zscaler
Zscaler protects against 25 Adobe vulnerability | 01-11-2022↗
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CVE-2021-45064 — Use After Free in Adobe Acrobat Reader | cvebase