Vulnerability in Botan_project Botan
CVE-2018-9127
Botan 2.2.0 - 2.4.0 (fixed in 2.5.0) improperly handled wildcard certificates and could accept certain certificates as valid for hostnames when, under RFC 6125 rules, they should not match. This only affects certificates issued to the same…
Vulnerability class: Improper Certificate Validation
EPSS: 0.010 (57.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Botan_project Botan
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2018-9127?
- CVE-2018-9127 is a critical-severity vulnerability in Botan_project Botan, classified under Improper Certificate Validation. CVSS score: 9.8/10. Published 2018-04-02.
- How severe is CVE-2018-9127?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2018-9127 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.