PT-2021-5391 · Foxit · Foxit Reader+1

R0Fm1A + 1 · Published 2021-07-25 · Updated 2024-05-08 · CVE-2021-34949

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

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

Description The issue is related to an out-of-bounds read in the handling of Annotation objects, which can result from the lack of proper validation of user-supplied data. This can allow remote attackers to disclose sensitive information on affected installations. User interaction is required to exploit this issue, where the target must visit a malicious page or open a malicious file. An attacker can leverage this in conjunction with other issues to execute arbitrary code in the context of the current process.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

Out of bounds Read

Weakness Enumeration

CWE-119

CWE-125

Related Identifiers

BDU:2021-06230

CVE-2021-34949

ZDI-21-1180

Affected Products

Foxit Phantompdf

Foxit Reader

References · 11

• https://osv.dev/vulnerability/CVE-2021-34949 · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/671771 · Security Note
• https://foxit.com/support/security-bulletins.html · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-06230 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-21-1180 · Security Note
• https://safe-surf.ru/upload/VULN/VULN-20211130.5.pdf · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-34949 · Security Note
• https://t.me/cvenotify/79505 · Telegram Post
• https://twitter.com/CVEnew/status/1788295973804155329 · Twitter Post
• https://foxit.com/support/security-bulletins.html?Security+updates+available+in+Foxit+PhantomPDF+10.1.62021-11-29+00%3A00%3A00 · Note
• https://cybersecurity-help.cz/vdb/SB2021112906 · Note