Secunia Logo
Netsikker nu! 2008
 
FreeBSD "inet_network()" Off-By-One Vulnerability
Secunia Advisory: SA28367
Release Date: 2008-01-15
Last Update: 2008-01-28
Popularity: 7,060 views

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

OS:FreeBSD 6.x

Subscribe: Instant alerts on relevant vulnerabilities

CVE reference:CVE-2008-0122


Description:
A vulnerability has been reported in FreeBSD, which can be exploited by malicious people to cause a DoS (Denial of Service) or to potentially compromise a vulnerable system.

The vulnerability is caused due to an off-by-one error within the "inet_network()" function. This can be exploited to cause a buffer overflow via a specially crafted argument passed to the affected function.

The vulnerability affects FreeBSD 6.2.

Solution:
Update FreeBSD or apply patches.

2008-01-14 22:57:45 UTC (RELENG_7, 7.0-PRERELEASE)
2008-01-14 22:55:54 UTC (RELENG_7_0, 7.0-RC2)
2008-01-14 22:56:05 UTC (RELENG_6, 6.3-PRERELEASE)
2008-01-14 22:56:18 UTC (RELENG_6_3, 6.3-RELEASE)
2008-01-14 22:56:44 UTC (RELENG_6_2, 6.2-RELEASE-p10)

Patches (FreeBSD 7.0, 6.3, and 6.2):
http://security.FreeBSD.org/patches/SA-08:02/libc.patch
http://security.FreeBSD.org/patches/SA-08:02/libc.patch.asc

Provided and/or discovered by:
The vendor credits Bjoern A. Zeeb and Nate Eldredge.

Changelog:
2008-01-28: Added link to US-CERT.

Original Advisory:
http://security.freebsd.org/advisories/FreeBSD-SA-08:02.libc.asc

Other References:
US-CERT VU#203611:
http://www.kb.cert.org/vuls/id/203611


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

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. CA ARCserve Backup Multiple Vulnerabilities // 26 views
2. Sun Java System Web Proxy Server FTP Subsystem Buffer Overflow // 24 views
3. phpBB BBcode Script Insertion Vulnerability // 23 views
4. phpBB "gen_rand_string()" Predictable RNG Weakness // 22 views
5. CUPS Multiple Vulnerabilities // 21 views
6. phpBB "cur_password" Cross-Site Scripting Vulnerability // 20 views
7. Red Hat update for cups // 17 views
8. ScriptsEz Easy Image Downloader "id" File Disclosure Vulnerability // 17 views
9. Sun Java JDK / JRE Multiple Vulnerabilities // 17 views
10. phpBB "url" bbcode Script Insertion Vulnerability // 17 views