Vulnerability Description
preprocessors/spp_frag3.c in Sourcefire Snort before 2.8.1 does not properly identify packet fragments that have dissimilar TTL values, which allows remote attackers to bypass detection rules by using a different TTL for each fragment.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Snort | Snort | <= 2.8.0 |
References
- http://cvs.snort.org/viewcvs.cgi/snort/ChangeLog?rev=1.534.2.11
- http://cvs.snort.org/viewcvs.cgi/snort/src/preprocessors/spp_frag3.c.diff?r1=tex
- http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=701
- http://secunia.com/advisories/30348
- http://secunia.com/advisories/30563
- http://secunia.com/advisories/31204
- http://securitytracker.com/id?1020081
- http://www.ipcop.org/index.php?name=News&file=article&sid=40
- http://www.securityfocus.com/bid/29327
- http://www.vupen.com/english/advisories/2008/1602
- https://exchange.xforce.ibmcloud.com/vulnerabilities/42584
- https://www.redhat.com/archives/fedora-package-announce/2008-June/msg00156.html
- https://www.redhat.com/archives/fedora-package-announce/2008-June/msg00167.html
- https://www.redhat.com/archives/fedora-package-announce/2008-June/msg00198.html
- http://cvs.snort.org/viewcvs.cgi/snort/ChangeLog?rev=1.534.2.11
FAQ
What is CVE-2008-1804?
CVE-2008-1804 is a vulnerability with a CVSS score of 6.8 (MEDIUM). preprocessors/spp_frag3.c in Sourcefire Snort before 2.8.1 does not properly identify packet fragments that have dissimilar TTL values, which allows remote attackers to bypass detection rules by using...
How severe is CVE-2008-1804?
CVE-2008-1804 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2008-1804?
Check the references section above for vendor advisories and patch information. Affected products include: Snort Snort.