CVE-2025-13151 is a stack-based buffer overflow vulnerability in gnu libtasn1 version 4.20.0, specifically within the asn1_expend_octet_string function, due to insufficient input validation. This vulnerability has a CVSS score of 7.5 (HIGH), indicating a critical impact on availability, with no impact on confidentiality or integrity. It can be exploited remotely with low attack complexity and no user interaction required. Currently, there is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion, and it is not listed in the CISA KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.20.0CPE matchmatch criteria | cpe:2.3:a:gnu:libtasn1:4.20.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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