Vulnerability in OpenSSL
CVE-2015-1794
The ssl3_get_key_exchange function in ssl/s3_clnt.c in OpenSSL 1.0.2 before 1.0.2e allows remote servers to cause a denial of service (segmentation fault) via a zero p value in an anonymous Diffie-Hellman (DH) ServerKeyExchange message.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.050 (91.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.050 · newest: 0.050 · change: 0.000
Affected products
- OpenSSL — versions 1.0.2, 1.0.2a, 1.0.2b
Weakness classification (CWE)
Public proof-of-concept exploits
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151204… (vendor-advisory)
- www.slackware.com/security/viewer.php (vendor-advisory)
- kb.juniper.net/InfoCenter/index
- www.ubuntu.com/usn/USN-2830-1 (vendor-advisory)
- www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html
- openssl.org/news/secadv/20151203.txt (Vendor Advisory)
- git.openssl.org/
- www.securitytracker.com/id/1034294 (vdb-entry)
- lists.opensuse.org/opensuse-security-announce/2016-03/msg00009.html (vendor-advisory)
- fortiguard.com/advisory/openssl-advisory-december-2015
Frequently asked questions
- What is CVE-2015-1794?
- CVE-2015-1794 is a vulnerability in OpenSSL, classified under CWE-189. Published 2015-12-06.
- Is CVE-2015-1794 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.