LibreSSL through 4.4.0 contains a CRLF injection vulnerability in the libcrypto OCSP_sendreq_new() and OCSP_parse_url() functions, which write…
LibreSSL through 4.4.0 contains a CRLF injection vulnerability in the libcrypto OCSP_sendreq_new() and OCSP_parse_url() functions, which write unvalidated request paths into the OCSP POST request line. Attackers can embed carriage return and line feed characters in a certificate's Authority Information Access OCSP URI to inject HTTP headers or split requests sent to responders and proxies.
Read at NIST National Vulnerability Database (CVE API 2.0)
- Vendor
- OpenBSD
- Product
- LibreSSL
- CVSS v3.1
- 3.7 AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
- Weakness
- CWE-93
- Exposure class
- Operating system
- NVD status
- Received
Why it ranks 5 (Routine)
- Product class: operating system
- Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.