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CVE-2007-1497

UnknownEPSS 3.02%

Last modified

CVE-2007-1497 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 3.02% chance of exploitation in the next 30 days.

Description

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.

Metrics

EPSS Probability
3.02%

85.7th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
LinuxLinux Kernel<= 2.6.20.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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.
How severe is CVE-2007-1497?
Severity scoring for CVE-2007-1497 is pending analysis. The EPSS model estimates a 3.02% probability of exploitation in the next 30 days.
How do I fix CVE-2007-1497?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2007-1497?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST