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Vulnerability Details : CVE-2007-1497

nf_conntrack in netfilter in the Linux kernel before 2.6.20.3 does not set nfctinfo during reassembly of fragmented packets, which leaves the default value as IP_CT_ESTABLISHED and might allow remote attackers to bypass certain rulesets using IPv6 fragments.
Publish Date : 2007-03-16 Last Update Date : 2010-08-21
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- CVSS Scores & Vulnerability Types

CVSS Score
5.0
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Bypass a restriction or similar
CWE ID CWE id is not defined for this vulnerability

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat moderate 2007-03-07 2007-03-07
If you are a vendor and you have additional data which can be automatically imported into our database, please contact admin @ cvedetails.com

- Related OVAL Definitions

Title Definition Id Class Family
DSA-1289-1 linux-2.6 oval:org.mitre.oval:def:20039 unix
ELSA-2007:0347: kernel security and bug fix update (Important) oval:org.mitre.oval:def:22576 unix
nf_conntrack in netfilter in the Linux kernel before 2.6.20.3 does not set nfctinfo during reassembly of fragmented pack... oval:org.mitre.oval:def:10457 unix
RHSA-2007:0347: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20070347 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2007-1497

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel 2.6.20.2 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 1

- References For CVE-2007-1497

http://secunia.com/advisories/25392
SECUNIA 25392
http://secunia.com/advisories/25961
SECUNIA 25961
http://secunia.com/advisories/26620
SECUNIA 26620
http://www.mandriva.com/security/advisories?name=MDKSA-2007:171
MANDRIVA MDKSA-2007:171
http://www.novell.com/linux/security/advisories/2007_43_kernel.html
SUSE SUSE-SA:2007:043
http://www.mandriva.com/security/advisories?name=MDKSA-2007:196
MANDRIVA MDKSA-2007:196
http://www.ubuntu.com/usn/usn-464-1
UBUNTU USN-464-1
http://secunia.com/advisories/25228
SECUNIA 25228
http://secunia.com/advisories/25288
SECUNIA 25288
http://www.debian.org/security/2007/dsa-1289
DEBIAN DSA-1289
http://www.frsirt.com/english/advisories/2007/0944
VUPEN ADV-2007-0944
http://www.osvdb.org/33028
OSVDB 33028
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.20.3 CONFIRM
http://www.redhat.com/support/errata/RHSA-2007-0347.html
REDHAT RHSA-2007:0347
http://www.securityfocus.com/bid/23976
BID 23976 Linux Kernel Netfilter nf_conntrack IPv6 Packet Reassembly Rule Bypass Vulnerability Release Date:2007-10-16
http://secunia.com/advisories/24492
SECUNIA 24492

- Metasploit Modules Related To CVE-2007-1497

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


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