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CVE Reference: CVE-2009-0021

NOTE: The text on this page is written by CVE MITRE and reflects neither the opinions of Secunia or the results of our research. All data on this page is written and maintained by CVE MITRE.

Original Page at CVE MITRE:
CVE-2009-0021

Description:
NTP 4.2.4 before 4.2.4p5 and 4.2.5 before 4.2.5p150 does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature for DSA and ECDSA keys, a similar vulnerability to CVE-2008-5077.

CVE Status:
Candidate

References:

SUSE
  http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00003.html
  http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00000.html

ST
  1021533

SLACKWARE
  http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.531177

SAID
  Secunia Advisory: SA34642
  Secunia Advisory: SA35074
  Secunia Advisory: SA33406
  Secunia Advisory: SA33558
  Secunia Advisory: SA33648

REDHAT
  http://www.redhat.com/support/errata/RHSA-2009-0046.html

OVAL
  http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:10035

MLIST

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

CONFIRM
  http://support.apple.com/kb/HT3549

CERT
  http://www.us-cert.gov/cas/techalerts/TA09-133A.html

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

APPLE
  http://lists.apple.com/archives/security-announce/2009/May/msg00002.html


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