PT-2021-24095 · Unknown+1 · Jt Utilities+1

Published 2021-12-14 · Updated 2021-12-14 · CVE-2021-44435

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: JT Utilities versions prior to 13.1.1.0 JTTK versions prior to 11.1.1.0

Description: A stack-based buffer overflow vulnerability has been identified in the JTTK library of affected products. This issue occurs while parsing specially crafted JT files, allowing an attacker to execute code in the context of the current process.

Recommendations: For JT Utilities versions prior to 13.1.1.0, update to version 13.1.1.0 or later to resolve the issue. For JTTK versions prior to 11.1.1.0, update to version 11.1.1.0 or later to resolve the issue. As a temporary workaround, consider restricting the use of the JTTK library until a patch is available.

Fix

Stack Overflow

Memory Corruption

Weakness Enumeration

CWE-121

CWE-787

Related Identifiers

CVE-2021-44435

Affected Products

Jt Utilities

Jttk

References · 4

• https://osv.dev/vulnerability/CVE-2021-44435 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-44435 · Security Note
• https://cert-portal.siemens.com/productcert/pdf/ssa-802578.pdf · Vendor Advisory
• https://t.me/cibsecurity/33898 · Telegram Post