CVE-2021-44335
Published: 03 March 2022
Summary
CVE-2021-44335 is a high-severity Out-of-bounds Write (CWE-787) vulnerability in Ok-File-Formats Project Ok-File-Formats. Its CVSS base score is 7.8 (High).
Operationally, ranked at the 39.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-31178
Vulnerability details
David Brackeen ok-file-formats 203defd is vulnerable to Buffer Overflow. When the function of the ok-file-formats project is used, a heap-buffer-overflow occurs in function ok_png_transform_scanline() in "/ok_png.c:533".
- 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.
Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.