CVE-2009-0050 describes a vulnerability in Lasso 2.2.1 and earlier, where improper handling of the OpenSSL DSA_verify function's return value allows remote attackers to bypass certificate chain validation using a malformed SSL/TLS signature. This vulnerability has a CVSS score of 4.3 (Medium), indicating a network-based attack with medium complexity, requiring no authentication, and potentially leading to partial integrity impact. There is no evidence of active exploitation, public exploit code, or significant community discussion, and it is not listed in CISA's KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.2.1-0CPE matchmatch criteria | cpe:2.3:a:entrouvert:lasso:*:*:*:*:*:*:*:* | ||
1.9.9.0CPE matchmatch criteria | cpe:2.3:a:entrouvert:lasso:1.9.9.0:*:*:*:*:*:*:* | ||
2.0.0-1CPE matchmatch criteria | cpe:2.3:a:entrouvert:lasso:2.0.0-1:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:N/I:P/A:N
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.