PT-2021-22622 · Pdftools · Pdftools

Published 2021-09-20 · Updated 2021-09-24 · CVE-2021-39539

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: pdftools versions through 20200714

Description: An issue exists in the function node::BDCNode::~BDCNode() located in bdcnode.cpp, allowing an attacker to cause Denial of Service due to a NULL pointer dereference.

Recommendations: For versions through 20200714, consider disabling the function node::BDCNode::~BDCNode() as a temporary workaround until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2021-39539

Affected Products

Pdftools

References · 4

• 🔥 https://github.com/leonhad/pdftools/issues/6 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-39539 · Security Note
• https://osv.dev/vulnerability/CVE-2021-39539 · Vendor Advisory
• https://t.me/cibsecurity/29153 · Telegram Post