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Vulnerability Details : CVE-2008-1804

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.
Publish Date : 2008-05-22 Last Update Date : 2017-08-07
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- CVSS Scores & Vulnerability Types

CVSS Score
6.8
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access User
Vulnerability Type(s) Bypass a restriction or similar
CWE ID CWE id is not defined for this vulnerability

- Products Affected By CVE-2008-1804

# Product Type Vendor Product Version Update Edition Language
1 Application Snort Snort 2.8.0 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Snort Snort 1

- References For CVE-2008-1804

https://www.redhat.com/archives/fedora-package-announce/2008-June/msg00198.html
FEDORA FEDORA-2008-5045
http://www.vupen.com/english/advisories/2008/1602
VUPEN ADV-2008-1602
https://exchange.xforce.ibmcloud.com/vulnerabilities/42584
XF snort-ttl-security-bypass(42584)
https://www.redhat.com/archives/fedora-package-announce/2008-June/msg00167.html
FEDORA FEDORA-2008-5001
https://www.redhat.com/archives/fedora-package-announce/2008-June/msg00156.html
FEDORA FEDORA-2008-4986
http://cvs.snort.org/viewcvs.cgi/snort/ChangeLog?rev=1.534.2.11 CONFIRM
http://cvs.snort.org/viewcvs.cgi/snort/src/preprocessors/spp_frag3.c.diff?r1=text&tr1=1.46.2.4&r2=text&tr2=1.46.2.5&diff_format=h CONFIRM
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=701
IDEFENSE 20080521 Multiple Vendor Snort IP Fragment TTL Evasion Vulnerability
http://www.securityfocus.com/bid/29327
BID 29327 Snort Time To Live Fragment Reassembly Security Bypass Weakness Release Date:2009-12-14
http://www.ipcop.org/index.php?name=News&file=article&sid=40 CONFIRM
http://securitytracker.com/id?1020081
SECTRACK 1020081

- Metasploit Modules Related To CVE-2008-1804

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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