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.
Exploit prediction scoring system (EPSS) score for CVE-2007-1497
Probability of exploitation activity in the next 30 days: 2.49%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 90 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2007-1497
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST |
References for CVE-2007-1497
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.20.3
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:196
- http://www.redhat.com/support/errata/RHSA-2007-0347.html
- http://www.debian.org/security/2007/dsa-1289
- http://www.ubuntu.com/usn/usn-464-1
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:171
- http://www.novell.com/linux/security/advisories/2007_43_kernel.html
- http://www.vupen.com/english/advisories/2007/0944
-
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10457
-
http://www.securityfocus.com/bid/23976
Products affected by CVE-2007-1497
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*