CVE-2021-38563
Published: 11 August 2021
Summary
CVE-2021-38563 is a critical-severity Improper Validation of Array Index (CWE-129) vulnerability in Foxit Pdf Reader. Its CVSS base score is 9.8 (Critical).
Operationally, ranked at the 6.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-25005
Vulnerability details
An issue was discovered in Foxit PDF Reader before 11.0.1 and PDF Editor before 11.0.1. It mishandles situations in which an array size (derived from a /Size entry) is smaller than the maximum indirect object number, and thus there is…
more
an attempted incorrect array access (leading to a NULL pointer dereference, or out-of-bounds read or write).
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.