PT-2021-20438 · Unknown+1 · Tiff Loader.Dll+2

Brian Gorenc · Published 2021-07-13 · Updated 2022-10-27 · CVE-2021-34307

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: JT2Go versions prior to V13.2 Teamcenter Visualization versions prior to V13.2

Description: A vulnerability has been identified in the Tiff Loader.dll library, which lacks proper validation of user-supplied data when parsing TIFF files. This could result in an out of bounds read past the end of an allocated buffer. An attacker could leverage this vulnerability to leak information in the context of the current process.

Recommendations: For JT2Go versions prior to V13.2, update to version V13.2 or later to resolve the issue. For Teamcenter Visualization versions prior to V13.2, update to version V13.2 or later to resolve the issue. As a temporary workaround, consider restricting the use of the Tiff Loader.dll library until a patch is available.

Fix

Buffer Over-read

Out of bounds Read

Weakness Enumeration

CWE-126

CWE-125

Related Identifiers

CVE-2021-34307

ZDI-21-836

Affected Products

Jt2Go

Teamcenter Visualization

Tiff Loader.Dll

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2021-34307 · Security Note
• https://osv.dev/vulnerability/CVE-2021-34307 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-21-836 · Security Note
• https://cert-portal.siemens.com/productcert/pdf/ssa-483182.pdf · Vendor Advisory
• https://t.me/cibsecurity/26096 · Telegram Post