Secunia Logo  
 
OpenBSD ICMP6 Denial of Service Vulnerability
Secunia Advisory: SA23830
Release Date: 2007-01-19
Popularity: 8,921 views

Critical:
Moderately critical
Impact: DoS
Where: From remote
Solution Status: Vendor Patch

OS:OpenBSD 3.x
OpenBSD 4.0

Subscribe: Instant alerts on relevant vulnerabilities

CVE reference:CVE-2007-0343


Description:
A vulnerability has been reported in OpenBSD, which can be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to an error within the handling of certain ICMP6 echo requests. This can be exploited to cause an infinite loop by sending a specially crafted ICMP6 echo request.

The vulnerability is reported in OpenBSD 3.9 and 4.0. Other versions may also be affected.

Solution:
Apply patches.

OpenBSD 3.9:
ftp://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/018_icmp6.patch

OpenBSD 4.0:
ftp://ftp.openbsd.org/pub/OpenBSD/patches/4.0/common/008_icmp6.patch

Provided and/or discovered by:
Reported by the vendor.

Original Advisory:
http://www.openbsd.org/errata.html#icmp6


Track this Secunia Advisory
Customers of the Secunia Vulnerability Intelligence solutions will automatically receive updates when new information regarding this advisory is released.

Read more about our Vulnerability Intelligence solutions and what they can do for you and your company.

About this Secunia Advisory
Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.

Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.
  
Latest Advisories

Today
New advisories: 6
New vulnerabilities: 18
Updated advisories: 9

Less // 147 views
Red Hat update for kernel
Less // 140 views
Ubuntu update for bind9
Less // 128 views
Ubuntu update for ntp
Less // 136 views
Red Hat update for bind

8th Jan, 2009
New advisories: 24
New vulnerabilities: 99
Updated advisories: 26


Solutions | More...  


Send Feedback to Secunia
If you have new information regarding this Secunia advisory or a product in our database, please send it to us using either our web form or email us at vuln@secunia.com.

Ideas, suggestions, and other feedback are most welcome.

Most Popular - 3 Hours

1. Red Hat update for kernel // 106 views
2. Ubuntu update for bind9 // 99 views
3. Red Hat update for bind // 99 views
4. Ubuntu update for ntp // 89 views
5. XOOPS "mydirname" PHP Code Injection Vulnerability // 60 views
6. CuteNews Cross-Site Scripting and PHP Code Execution Vulnerabilities // 45 views
7. SAP GUI TabOne ActiveX Control Caption List Buffer Overflow // 42 views
8. ISC BIND "EVP_VerifyFinal()" and "DSA_do_verify()" Spoofing Vulnerability // 36 views
9. OpenSSL DSA / ECDSA "EVP_VerifyFinal()" Spoofing Vulnerability // 34 views
10. Soholaunch Pro "_SESSION[docroot_path]" File Inclusion // 30 views