CVE-2022-28240
Published: 11 May 2022
Summary
CVE-2022-28240 is a high-severity Use After Free (CWE-416) vulnerability in Apple Macos. Its CVSS base score is 7.8 (High).
Operationally, ranked in the top 7.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
Acrobat Reader DC versions 22.001.2011x and earlier, 20.005.3033x and earlier, and 17.012.3022x and earlier contain a use-after-free vulnerability tracked as CVE-2022-28240. The flaw is assigned CWE-416 and carries a CVSS 3.1 base score of 7.8, reflecting local attack vector, low attack complexity, and no privileges required, with high impact on confidentiality, integrity, and availability.
An attacker can exploit the issue by supplying a specially crafted PDF that triggers the use-after-free condition when opened. Successful exploitation grants arbitrary code execution in the context of the current user, but the attack requires the victim to open the malicious file.
Adobe’s security bulletin APSB22-16 addresses the vulnerability and provides patched builds for the affected Acrobat Reader DC tracks. Organizations are advised to apply the updates promptly to eliminate the use-after-free condition.
The associated EPSS score has remained modest, with a current value of 0.0789 and a peak of 0.0830.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-32692
Vulnerability details
Acrobat Reader DC version 22.001.2011x (and earlier), 20.005.3033x (and earlier) and 17.012.3022x (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 requires user…
more
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.