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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…
Medium5.0EPSS 3.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 3.1% · top 12% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (17)
- oval:org.mitre.oval:def:10457 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- RHSA-2007:0347 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- USN-464-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- SUSE-SA:2007:043 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.20.3 (opens in a new tab)x_refsource_CONFIRMx_transferred
- MDKSA-2007:171 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- ADV-2007-0944 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- DSA-1289 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 25288 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 26620 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 25228 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- MDKSA-2007:196 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- 25961 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 24492 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 25392 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 33028 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 23976 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2007-1497)Record last updated .