[UPDATE] [medium] libtasn1: Vulnerability allows Denial of Service
A remote, anonymous attacker can exploit a vulnerability in libtasn1 to carry out a Denial of Service attack.
CSIRTS triage
- What
- A vulnerability allows a remote, anonymous attacker to carry out a Denial of Service attack.
- Who is affected
- Deployments of libtasn1 are affected.
- Urgency
- Remediation is medium urgency as exploitation is possible but not currently active.
- Action
- Update to the latest version of libtasn1.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0044
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Moderate exploitation riskCVE-2025-131511.1% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 62% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2025-13151 | coverage & exploitation status | NVD · CVE.org |
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