CVE-2025-55398
Last modified
CVE-2025-55398 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue was discovered in mouse07410 asn1c thru 0.9.29 (2025-03-20) - a fork of vlm asn1c. In UPER (Unaligned Packed Encoding Rules), asn1c-generated decoders fail to enforce INTEGER constraints when the bound is positive and exceeds 32 bits in length, potentially allowing incorrect or malicious input to be processed.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.
Description
An issue was discovered in mouse07410 asn1c thru 0.9.29 (2025-03-20) - a fork of vlm asn1c. In UPER (Unaligned Packed Encoding Rules), asn1c-generated decoders fail to enforce INTEGER constraints when the bound is positive and exceeds 32 bits in length, potentially allowing incorrect or malicious input to be processed.
Metrics
Weakness Enumeration
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2025-55398?
How severe is CVE-2025-55398?
How do I fix CVE-2025-55398?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2025
- CVE-2025-55371Incorrect access control in the component /controller/Person…5.3
- CVE-2025-55372An arbitrary file upload vulnerability in Beakon Application…5.3
- CVE-2025-55373Incorrect access control in Beakon Application before v5.4.3…5.3
- CVE-2025-5538The BNS Featured Category plugin for WordPress is vulnerable…6.4
- CVE-2025-55383Moss before v0.15 has a file upload vulnerability. The "uplo…8.6
- CVE-2025-5539The Simple Contact Form Plugin for WordPress – WP Easy Conta…6.4
- CVE-2025-5540The Event RSVP and Simple Event Management Plugin plugin for…5.4
- CVE-2025-55409FoxCMS 1.2.6, there is a Cross Site Scripting vulnerability …8.8
- CVE-2025-5541The Runners Log plugin for WordPress is vulnerable to Stored…6.4
- CVE-2025-5542A vulnerability was found in TOTOLINK X2000R 1.0.0-B20230726…4.8
- CVE-2025-55420A Reflected Cross Site Scripting (XSS) vulnerability was fou…8.8
- CVE-2025-55422In FoxCMS 1.2.6, there is a reflected Cross Site Scripting (…8.8
Are you affected by CVE-2025-55398?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST