CVE-2022-34227
Published: 11 September 2023
Summary
CVE-2022-34227 is a high-severity Use After Free (CWE-416) vulnerability in Adobe Acrobat. Its CVSS base score is 7.8 (High).
Operationally, ranked in the top 8.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
Adobe Acrobat Reader versions 22.001.20142 and earlier, 20.005.30334 and earlier, and 17.012.30229 and earlier contain a Use After Free vulnerability tracked as CWE-416. The flaw can lead to arbitrary code execution in the context of the current user and carries a CVSS 3.1 score of 7.8 reflecting local attack vector, low complexity, no privileges required, and required user interaction.
An attacker can exploit the issue by supplying a malicious file that a victim must open. Successful exploitation grants the ability to execute arbitrary code on the target system under the privileges of the logged-in user.
The referenced Adobe security advisory at https://helpx.adobe.com/security/products/acrobat/apsb22-32.html addresses mitigation steps and patch availability for the affected Acrobat Reader releases. The associated EPSS score remains low with only minimal movement between its recorded peak and current values.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-37196
Vulnerability details
Adobe Acrobat Reader versions 22.001.20142 (and earlier), 20.005.30334 (and earlier) and 17.012.30229 (and earlier) are affected by a Use After Free vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue…
more
requires user interaction in that a victim must open a malicious file.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Use-after-free exploits that achieve arbitrary code execution are blocked or significantly hardened by non-executable pages and ASLR.