PT-2023-7969 · Foxit · Foxit Pdf Reader+1

Published 2023-10-12 · Updated 2025-08-13 · CVE-2023-51551

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Foxit PDF Reader (affected versions not specified) Foxit PDF Editor (affected versions not specified)

Description This issue allows remote attackers to execute arbitrary code on affected installations. User interaction is required, where the target must visit a malicious page or open a malicious file. The flaw exists within the handling of Signature objects due to the lack of validation of an object's existence before performing operations on it. An attacker can leverage this to execute code in the context of the current process.

Recommendations For Foxit PDF Reader, consider disabling the handling of Signature objects until a patch is available. For Foxit PDF Editor, restrict access to the PDF signing functionality to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

BDU:2023-09053

CVE-2023-51551

ZDI-23-1873

Affected Products

Foxit Pdf Editor

Foxit Pdf Reader

References · 10

• https://nvd.nist.gov/vuln/detail/CVE-2023-51551 · Security Note
• https://foxit.com/support/security-bulletins.html · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-23-1873 · Security Note
• https://bdu.fstec.ru/vul/2023-09053 · Security Note
• https://osv.dev/vulnerability/CVE-2023-51551 · Vendor Advisory
• https://t.me/cveNotify/132079 · Telegram Post
• https://twitter.com/CVEnew/status/1786408579064365534 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1737647021912162708 · Twitter Post
• https://twitter.com/RedPacketSec/status/1737776242298888604 · Twitter Post
• https://foxit.com/ru/support/security-bulletins.html · Note