CVE-2012-2663
CVE Details
Visit the official vulnerability details page for CVE-2012-2663 to learn more.
Initial Publication
10/25/2024
Last Update
09/02/2025
Third Party Dependency
iptables
NIST CVE Summary
extensions/libxt_tcp.c in iptables through 1.4.21 does not match TCP SYN+FIN packets in --syn rules, which might allow remote attackers to bypass intended firewall restrictions via crafted packets. NOTE: the CVE-2012-6638 fix makes this issue less relevant.
CVE Severity
Our Official Summary
This is an iptables userspace issue. This CVE is superseded by CVE-2012-6638. There is no fix available for this issue in kernel stable releases and is being marked as ignored.
Status
Ongoing
Affected Products & Versions
| Version | Palette Enterprise | Palette Enterprise Airgap | VerteX | VerteX Airgap |
|---|---|---|---|---|
| 4.7.16 | ⚠️ Impacted | ✅ No Impact | ⚠️ Impacted | ⚠️ Impacted |
| 4.6.41 | ⚠️ Impacted | ⚠️ Impacted | ⚠️ Impacted | ⚠️ Impacted |
| 4.5.22 | ⚠️ Impacted | ⚠️ Impacted | ⚠️ Impacted | ⚠️ Impacted |
| 4.4.20 | ⚠️ Impacted | ⚠️ Impacted | ⚠️ Impacted | ⚠️ Impacted |
Revision History
No revisions available.