Improper input validation in Openssl
CVE-2015-1787
The ssl3_get_client_key_exchange function in s3_srvr.c in OpenSSL 1.0.2 before 1.0.2a, when client authentication and an ephemeral Diffie-Hellman ciphersuite are enabled, allows remote attackers to cause a denial of service (daemon crash) via a ClientKeyExchange message with a length of zero.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.074 (93.8th percentile) — read the EPSS interpretation.
Affected products
- Openssl — versions 1.0.2
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com
- secalert@redhat.com (Third Party Advisory)
- secalert@redhat.com (Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Mailing List, Third Party Advisory)
- secalert@redhat.com (Third Party Advisory)
- secalert@redhat.com (Vendor Advisory)
- secalert@redhat.com (Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Mailing List, Third Party Advisory)
- secalert@redhat.com (Third Party Advisory)
- secalert@redhat.com (Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2015-1787?
- CVE-2015-1787 is a vulnerability in Openssl, classified under Improper Input Validation. Published 2015-03-19.
- Is CVE-2015-1787 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.