01 Record
CVE-2009-4831
Cerulean Studios Trillian 3.1 Basic does not check SSL certificates during MSN authentication, which allows remote attackers to obtain MSN credentials via a man-in-the-middle attack with a spoofed SSL
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
Cerulean Studios Trillian 3.1 Basic does not check SSL certificates during MSN authentication, which allows remote attackers to obtain MSN credentials via a man-in-the-middle attack with a spoofed SSL
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
- 1.37% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 71.7% 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
- 2010-04-29 19:00Z16 YR AGO
- Last updated
- 2024-08-07 07:17Z2 YR AGO
- Reserved
- 2010-04-29
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-295Improper Certificate ValidationBase
- Data version
- 5.1
- Document digest
- 2ed2b3951fc3aefa273573ad1d70b6133c4666d5e32d935d4cfa4b8cf0bc2493
05 Affected products
VendorProductVersionsPlatforms
06 References
- secunia.com35620http://secunia.com/advisories/35620
- www.securityfocus.com20090626 Trillian SSL Certificate Vulnerabilityhttp://www.securityfocus.com/archive/1/504573/100/0/threaded
- exchange.xforce.ibmcloud.comtrillian-ssl-security-bypass(51400)https://exchange.xforce.ibmcloud.com/vulnerabilities/51400
- www.securityfocus.com35509http://www.securityfocus.com/bid/35509