29261 : OpenSSL Crafted Public Key CPU Consumption DoS
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Info

Last Modified

10 months ago

Percent Complete

100%

Disclosure

Sep 28, 2006

Discovery

Unknown

Dates

Exploit

Unknown

Solution

Unknown

Keywords

HPSBMA02250,SSRT061275 HPSBMA02250,SSRT061275

Description

OpenSSL contains a flaw that may allow a remote denial of service. The issue is triggered when large values in X.509 certificates require extra time to process, and may result in loss of availability for the service.

Classification

Location: Remote/Network Access Required
Attack Type: Denial of Service
Impact: Loss of Availability
Exploit: Exploit Unavailable
Disclosure: OSVDB Verified

Solution

Upgrade to version 0.9.7l, 0.9.8d or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

The OpenSSL Project
Watch-list
OpenSSL
Watch-list
0.9.7
0.9.8
CyberGuard Corporation
Watch-list
SnapGear
Watch-list
3.1.4u1

References

Tools & Filters

Nessus

22467 22472 22727 22881 22914 23863 24028 24558 25637 27369 27370 27933 27934 29543

Credit

  • Dr. S. N. Henson - The OpenSSL Project
  • Open Network Security - Open Network Security

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