CVE-2009-0050

published 2009-01-07

CVE-2009-0050: 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…

Priority P4 21 medium 4.3 CVSS 2.0

AV N AC M Au N C N I P A N

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.

Affected

8 ranges

Vendor	Product	Version range	Fixed in
debian	lasso	< lasso 2.2.1-2 (bookworm)	lasso 2.2.1-2 (bookworm)
entrouvert	lasso	<= 2.2.1-0	—
entrouvert	lasso	—	—
entrouvert	lasso	—	—
entrouvert	lasso	>= 0 < 2.2.1-2	2.2.1-2
entrouvert	lasso	>= 0 < 2.2.1-2	2.2.1-2
entrouvert	lasso	>= 0 < 2.2.1-2	2.2.1-2
entrouvert	lasso	>= 0 < 2.2.1-2	2.2.1-2

CVSS provenance

nvd v2.0 4.3 MEDIUM AV:N/AC:M/Au:N/C:N/I:P/A:N

osv 5.8 MEDIUM

vendor_debian 5.8 MEDIUM

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