Cyber Resilience

CVE-2021-34951

Low

Published: 07 May 2024

Published
07 May 2024
Modified
07 August 2025
KEV Added
Patch
CVSS Score v3 3.3 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
EPSS Score 0.0056 68.7th percentile
Risk Priority 7 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-34951 is a low-severity Use of Uninitialized Variable (CWE-457) vulnerability in Foxit Pdf Editor. Its CVSS base score is 3.3 (Low).

Operationally, ranked in the top 31.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Foxit PDF Reader Annotation Use of Uninitialized Variable Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Foxit PDF Reader. User interaction is required to exploit this vulnerability in that the target must…

more

visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of proper initialization of a pointer prior to accessing it. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-14395.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

foxit
pdf editor
≤ 10.1.5.37672 · 11.0.0.0510 — 11.0.0.49893 · 11.0.1.0719 — 11.0.1.49938
foxit
pdf reader
≤ 11.0.1.49938

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References