Improper input validation in OpenSSL
CVE-2008-5077
OpenSSL 0.9.8i and earlier does not properly check the return value from the EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature for DSA and ECDSA keys.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.8 (Medium). Vector: AV:N/AC:M/Au:N/C:N/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.051 (92.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 92.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.051 · newest: 0.051 · change: 0.000
Affected products
- OpenSSL — versions 0.9.1c, 0.9.2b, 0.9.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- marc.info/ (vendor-advisory)
- www.vmware.com/security/advisories/VMSA-2009-0004.html
- lists.opensuse.org/opensuse-security-announce/2011-07/msg00014.html (vendor-advisory)
- support.apple.com/kb/HT3549
- www.securityfocus.com/archive/1/499827/100/0/threaded (mailing-list)
- sunsolve.sun.com/search/document.do (vendor-advisory)
- www.openssl.org/news/secadv_20090107.txt
- www.vupen.com/english/advisories/2009/0558 (vdb-entry, Vendor Advisory)
- lists.opensuse.org/opensuse-security-announce/2011-07/msg00013.html (vendor-advisory)
- www.securitytracker.com/id (vdb-entry)
Frequently asked questions
- What is CVE-2008-5077?
- CVE-2008-5077 is a vulnerability in OpenSSL, classified under Improper Input Validation. Published 2009-01-07.
- Is CVE-2008-5077 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.