VDB
CVE-2025-11933
CVE-2025-11933
PUBLISHED
CVSS 2.299999952316284 LOW
Improper Input Validation in the TLS 1.3 CKS extension parsing in wolfSSL 5.8.2 and earlier on multiple platforms allows a remote unauthenticated attacker to potentially cause a denial-of-service via a crafted ClientHello message with duplicate CKS extensions.
EPSS 0.06% · 20.1th percentile
Risk Scores
CVSS v4.0
2.299999952316284
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L
EPSS Score
0.06%
20.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| wolfssl | wolfssl | 5.8.2 |
| wofSSL | wolfSSL | 3.12.0 |
Exploit Intelligence
- CIRCL seen: CVE-2025-11933 (circl-sighting)
- https://github.com/wolfSSL/wolfssl (circl)
- https://github.com/wolfSSL/wolfssl/pull/9132 (circl)
Timeline
- Jan 21, 1970 Fix PR Merged
- Oct 17, 2025 CVE ID Reserved
- Nov 21, 2025 CVE Published
- Nov 21, 2025 PoC Published
- Nov 22, 2025 EPSS Score
- Nov 22, 2025 Coalition ESS Score
- Nov 27, 2025 EPSS Score
- Nov 30, 2025 Coalition ESS Score
- Dec 2, 2025 EPSS Score
- Dec 3, 2025 Coalition ESS Score
- Dec 6, 2025 EPSS Score
- Dec 6, 2025 Coalition ESS Score