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CVE-2007-1398

7.1 · HIGH

The frag3 preprocessor in Snort 2.6.1.1, 2.6.1.2, and 2.7.0 beta, when configured for inline use on Linux without the ip_conntrack module loaded, allows remote attackers to cause a denial of servic…

Published Mar 10, 2007linuxEPSS 5.85%

Overview

CVE-2007-1398 is a high-severity vulnerability affecting linux linux_kernel. It was published on March 10, 2007 and has a CVSS 2.0 base score of 7.1 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The frag3 preprocessor in Snort 2.6.1.1, 2.6.1.2, and 2.7.0 beta, when configured for inline use on Linux without the ip_conntrack module loaded, allows remote attackers to cause a denial of service (segmentation fault and application crash) via certain UDP packets produced by send_morefrag_packet and send_overlap_packet.

Remediation

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refwww.osvdb.org/33024Refwww.securityfocus.com/bid/22872Refwww.snort.org/docs/release_notes/release_notes_2613.txtRefwww.exploit-db.com/exploits/3434Refwww.osvdb.org/33024Refwww.securityfocus.com/bid/22872Refwww.snort.org/docs/release_notes/release_notes_2613.txtRefwww.exploit-db.com/exploits/3434

How CyberStrike helps

Frequently asked questions

What is CVE-2007-1398?

CVE-2007-1398 is a high-severity vulnerability affecting linux linux_kernel. It was published on March 10, 2007 and has a CVSS 2.0 base score of 7.1 (HIGH).

How severe is CVE-2007-1398?

This vulnerability has a CVSS 2.0 base score of 7.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2007-1398?

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2007-1398?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2007-1398 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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