CVE-2019-1010279

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2019-07-18 · updated 2026-06-17
Weakness: CWE-347

Description

Open Information Security Foundation Suricata prior to version 4.1.3 is affected by: Denial of Service - TCP/HTTP detection bypass. The impact is: An attacker can evade a signature detection with a specialy formed sequence of network packets. The component is: detect.c (https://github.com/OISF/suricata/pull/3625/commits/d8634daf74c882356659addb65fb142b738a186b). The attack vector is: An attacker can trigger the vulnerability by a specifically crafted network TCP session. The fixed version is: 4.1.3.

Affected products

OISF suricata: before 4.1.3 — fixed in 4.1.3

How to fix

Upgrade to a fixed version: OISF suricata 4.1.3. Check the vendor advisory for mitigations.

References

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