PT-2025-46698 · Unknown · Airpig2011 Iec104

Published 2025-11-12 · Updated 2025-11-13 · CVE-2025-63929

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions airpig2011 IEC104 versions prior to Commit be6d841 (2019-07-08)

Description A flaw exists in airpig2011 IEC104 where concurrent enqueueing of elements by multiple threads via the IEC10X PrioEnQueue function can lead to a null or freed queue pointer dereference. This can cause a segmentation fault and potentially result in a denial-of-service condition.

Recommendations Update to a version later than Commit be6d841 (2019-07-08).

Exploit

Fix

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2025-63929

Affected Products

Airpig2011 Iec104

References · 5

• 🔥 https://github.com/airpig2011/IEC104/issues/21 · Exploit
• 🔥 https://songsong.host/mybugs/CVE-2025-63929.html · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-63929 · Security Note
• https://osv.dev/vulnerability/CVE-2025-63929 · Vendor Advisory
• https://twitter.com/CVEnew/status/1988820471127920908 · Twitter Post