Home/CVE/botan 1.11.x before 1.11.22 improperly handles wildcard matching against hostnames, which might allow remote attackers t
CVE

CVE-2015-7826

botan 1.11.x before 1.11.22 improperly handles wildcard matching against hostnames, which might allow remote attackers t

botan 1.11.x before 1.11.22 improperly handles wildcard matching against hostnames, which might allow remote attackers to have unspecified impact via a valid X.509 certificate, as demonstrated by accepting *.example.com as a match for bar.foo.example.com.

CRITICAL · CVSS 9.8 EPSS 0.00429
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-295Improper Certificate Validation
▤

Affected Products & Versions

1
botan project botan<= 1.11.21
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD10 Apr 2017 · 03:59 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://botan.randombit.net/security.html#id3Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1311620Issue TrackingThird Party AdvisoryVDB Entry
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