CVE-2021-21782
Published: 31 March 2021
Summary
CVE-2021-21782 is a high-severity Incorrect Calculation of Buffer Size (CWE-131) vulnerability in Accusoft Imagegear. Its CVSS base score is 8.8 (High).
Operationally, ranked in the top 39.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-8954
Vulnerability details
An out-of-bounds write vulnerability exists in the SGI format buffer size processing functionality of Accusoft ImageGear 19.8. A specially crafted malformed file can lead to memory corruption. An attacker can provide a malicious file to trigger this vulnerability.
- 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.