Vulnerability Database

296,172

Total vulnerabilities in the database

CVE-2006-2940

OpenSSL 0.9.7 before 0.9.7l, 0.9.8 before 0.9.8d, and earlier versions allows attackers to cause a denial of service (CPU consumption) via parasitic public keys with large (1) "public exponent" or (2) "public modulus" values in X.509 certificates that require extra time to process when using RSA signature verification.

  • Published: Sep 28, 2006
  • Updated: Apr 13, 2023
  • CVE: CVE-2006-2940
  • Severity: High
  • Exploit:

CVSS v2:

  • Severity: High
  • Score: 7.8
  • AV:N/AC:L/Au:N/C:N/I:N/A:C

CWEs:

Software From Fixed in
openssl / openssl 0.9.5a-beta2 0.9.5a-beta2.x
openssl / openssl 0.9.8b 0.9.8b.x
openssl / openssl 0.9.6i 0.9.6i.x
openssl / openssl 0.9.3 0.9.3.x
openssl / openssl 0.9.8c 0.9.8c.x
openssl / openssl 0.9.7c 0.9.7c.x
openssl / openssl 0.9.5-beta1 0.9.5-beta1.x
openssl / openssl 0.9.6d 0.9.6d.x
openssl / openssl 0.9.1c 0.9.1c.x
openssl / openssl 0.9.6 0.9.6.x
openssl / openssl 0.9.7j 0.9.7j.x
openssl / openssl 0.9.6a 0.9.6a.x
openssl / openssl 0.9.4 0.9.4.x
openssl / openssl 0.9.6a-beta2 0.9.6a-beta2.x
openssl / openssl 0.9.5a 0.9.5a.x
openssl / openssl 0.9.6f 0.9.6f.x
openssl / openssl 0.9.6-beta3 0.9.6-beta3.x
openssl / openssl 0.9.6l 0.9.6l.x
openssl / openssl 0.9.7k 0.9.7k.x
openssl / openssl 0.9.7g 0.9.7g.x
openssl / openssl 0.9.6e 0.9.6e.x
openssl / openssl 0.9.7d 0.9.7d.x
openssl / openssl 0.9.7 0.9.7.x
openssl / openssl 0.9.6b 0.9.6b.x
openssl / openssl 0.9.7e 0.9.7e.x
openssl / openssl 0.9.7b 0.9.7b.x
openssl / openssl 0.9.6a-beta1 0.9.6a-beta1.x
openssl / openssl 0.9.6k 0.9.6k.x
openssl / openssl 0.9.8a 0.9.8a.x
openssl / openssl 0.9.6g 0.9.6g.x
openssl / openssl 0.9.6-beta2 0.9.6-beta2.x
openssl / openssl 0.9.3a 0.9.3a.x
openssl / openssl 0.9.6h 0.9.6h.x
openssl / openssl 0.9.7i 0.9.7i.x
openssl / openssl 0.9.7h 0.9.7h.x
openssl / openssl 0.9.6j 0.9.6j.x
openssl / openssl 0.9.8 0.9.8.x
openssl / openssl 0.9.7a 0.9.7a.x
openssl / openssl 0.9.6c 0.9.6c.x
openssl / openssl 0.9.6-beta1 0.9.6-beta1.x
openssl / openssl 0.9.6m 0.9.6m.x
openssl / openssl 0.9.5-beta2 0.9.5-beta2.x
openssl / openssl 0.9.2b 0.9.2b.x
openssl / openssl 0.9.5 0.9.5.x
openssl / openssl 0.9.5a-beta1 0.9.5a-beta1.x
openssl / openssl 0.9.6a-beta3 0.9.6a-beta3.x
openssl / openssl 0.9.7f 0.9.7f.x