PT-2021-6063 · Foxit · Foxit Pdf Editor+2

Cor3Sm4Sh3R · Published 2021-08-11 · Updated 2024-05-08 · CVE-2021-34962

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 Reader (affected versions not specified) Foxit PhantomPDF (affected versions not specified) Foxit PDF Editor (affected versions not specified)

Description The issue is related to a buffer overflow in memory, allowing a remote attacker to execute arbitrary code using a specially crafted malicious web page or file. The specific flaw exists within the handling of Annotation objects, resulting from the lack of validation of an object's existence prior to performing operations on it. User interaction is required to exploit this vulnerability, where the target must visit a malicious page or open a malicious file. An attacker can leverage this vulnerability to execute 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.

RCE

Buffer Overflow

Use After Free

Weakness Enumeration

CWE-119

CWE-416

Related Identifiers

BDU:2022-00662

CVE-2021-34962

ZDI-21-1193

Affected Products

Foxit Pdf Editor

Foxit Phantompdf

Foxit Reader

References · 10

• https://bdu.fstec.ru/vul/2022-00662 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-21-1193 · Security Note
• https://safe-surf.ru/specialists/bulletins-nkcki/671771 · Security Note
• https://foxit.com/support/security-bulletins.html · Vendor Advisory
• https://safe-surf.ru/upload/VULN/VULN-20211130.5.pdf · Security Note
• https://osv.dev/vulnerability/CVE-2021-34962 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-34962 · Security Note
• https://t.me/cvenotify/79518 · Telegram Post
• https://twitter.com/CVEnew/status/1788295959338000477 · Twitter Post
• https://cybersecurity-help.cz/vdb/SB2021112906 · Note