Vulnerability in Openssl
CVE-2023-5678
Issue summary: Generating excessively long X9.42 DH keys or checking excessively long X9.42 DH keys or parameters may be very slow. Impact summary: Applications that use the functions DH_generate_key() to generate an X9.42 DH key may expe…
EPSS: 0.005 (67.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Openssl — versions 1.0.2, 1.1.1, 3.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- openssl-security@openssl.org (vendor-advisory, Vendor Advisory)
- openssl-security@openssl.org (patch, Broken Link)
- openssl-security@openssl.org (patch, Broken Link)
- openssl-security@openssl.org (Patch, Mailing List, patch)
- openssl-security@openssl.org (Patch, Mailing List, patch)
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
- 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
Frequently asked questions
- What is CVE-2023-5678?
- CVE-2023-5678 is a medium-severity vulnerability in Openssl, classified under CWE-606. CVSS score: 5.3/10. Published 2023-11-06.
- How severe is CVE-2023-5678?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2023-5678 known to be exploited?
- 42 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.