Vulnerability in Gnu Libtasn1

CVE-2018-1000654

GNU Libtasn1-4.13 libtasn1-4.13 version libtasn1-4.13, libtasn1-4.12 contains a DoS, specifically CPU usage will reach 100% when running asn1Paser against the POC due to an issue in _asn1_expand_object_id(p_tree), after a long time, the pr…

EPSS: 0.020 (78.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-1000654?
CVE-2018-1000654 is a medium-severity vulnerability in Gnu Libtasn1. CVSS score: 5.5/10. Published 2018-08-20.
How severe is CVE-2018-1000654?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2018-1000654 known to be exploited?
10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.