CVE-2009-0050

high

Description

Lasso 2.2.1 and earlier does not properly check the return value from the OpenSSL DSA_verify function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/47837

http://www.securityfocus.com/archive/1/499827/100/0/threaded

http://www.ocert.org/advisories/ocert-2008-016.html

Details

Source: Mitre, NVD

Published: 2009-01-07

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Severity: High