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CVE
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CVE-2009-1415Date: (C)2009-04-30   (M)2018-06-02


lib/pk-libgcrypt.c in libgnutls in GnuTLS before 2.6.6 does not properly handle invalid DSA signatures, which allows remote attackers to cause a denial of service (application crash) and possibly have unspecified other impact via a malformed DSA key that triggers a (1) free of an uninitialized pointer or (2) double free.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V2 Severity:
CVSS Score : 4.3
Exploit Score: 8.6
Impact Score: 2.9
 
CVSS V2 Metrics:
Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality: NONE
Integrity: NONE
Availability: PARTIAL
  
Reference:
SECTRACK-1022157
BID-34783
SECUNIA-34842
SECUNIA-35211
ADV-2009-1218
GLSA-200905-04
MDVSA-2009:116
http://permalink.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3502
http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3515
gnutls-dsa-code-execution(50257)
gnutls-dsa-dos(50260)
gnutls-libgnutls-dos(50445)
http://thread.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3488

CPE    117
cpe:/a:gnu:gnutls:1.0.24
cpe:/a:gnu:gnutls:1.0.25
cpe:/a:gnu:gnutls:1.0.20
cpe:/a:gnu:gnutls:1.0.21
...
CWE    1
CWE-255
OVAL    1
oval:org.secpod.oval:def:300822

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