01 Record
CVE-2009-0161
The OpenSSL::OCSP module for Ruby in Apple Mac OS X 10.5 before 10.5.7 misinterprets an unspecified invalid response as a successful OCSP certificate validation, which might allow remote attackers to
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
The OpenSSL::OCSP module for Ruby in Apple Mac OS X 10.5 before 10.5.7 misinterprets an unspecified invalid response as a successful OCSP certificate validation, which might allow remote attackers to
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.28% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 82.6% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2009-05-13 15:14Z17 YR AGO
- Last updated
- 2024-08-07 04:24Z2 YR AGO
- Reserved
- 2009-01-16
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-20Improper Input ValidationClass
- Data version
- 5.1
- Document digest
- 24b4357f01d1a0aa4b1c71a7e6ec38c1e2bc804d89de6f32541a95f9c78ed9a7
05 Affected products
06 References
- support.apple.comhttp://support.apple.com/kb/HT3549
- secunia.com35074http://secunia.com/advisories/35074
- lists.apple.comAPPLE-SA-2009-05-12http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
- www.securityfocus.com34926http://www.securityfocus.com/bid/34926
- www.us-cert.govTA09-133Ahttp://www.us-cert.gov/cas/techalerts/TA09-133A.html
- www.vupen.comADV-2009-1297http://www.vupen.com/english/advisories/2009/1297
- exchange.xforce.ibmcloud.commacos-opensslocsp-weak-security(50592)https://exchange.xforce.ibmcloud.com/vulnerabilities/50592