Incomplete Model of Endpoint Features Affecting suricata package, versions [,7.0.8)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-SURICATA-8602530
- published7 Jan 2025
- disclosed6 Jan 2025
- creditTeam Superflat
Introduced: 6 Jan 2025
CVE-2024-55629 (opens in a new tab)How to fix?
Upgrade suricata to version 7.0.8 or higher.
Overview
Affected versions of this package are vulnerable to Incomplete Model of Endpoint Features due to improper handling of TCP urgent data. An attacker can bypass detection mechanisms by manipulating TCP streams with urgent flags set.
Workaround
In IPS mode, you can use a rule such as drop tcp any any -> any any (sid:1; tcp.flags:U*;) to drop all the packets with urgent flag set.