CVE-2021-34848
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader 11.0.0.49893.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.47%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader 11.0.0.49893. User interaction is required to exploit this vulnerability in that the target must 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 validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14532.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 3.47% probability · 88th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- foxit/pdf reader · foxitsoftware/pdf editor
- Source
- zdi-disclosures@trendmicro.com
References
- https://www.foxit.com/support/security-bulletins.htmlVendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-930/Third Party Advisory, VDB Entry
- https://www.foxit.com/support/security-bulletins.htmlVendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-930/Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.