CVE-2024-28870: suricata DoS — Fix

Description

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine developed by the OISF and the Suricata community. When parsing an overly long SSH banner, Suricata can use excessive CPU resources, as well as cause excessive logging volume in alert records. This issue has been patched in versions 6.0.17 and 7.0.4.

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CVSS v3.1 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-770 CWE-770

Affected Products

Vendor	Product	Versions
oisf	suricata	< 6.0.17
oisf	suricata	7.0.0 — 7.0.4

References

Advisories & Patches

https://github.com/OISF/suricata/security/advisories/GHSA-mhhx-xw7r-r5c8 https://github.com/OISF/suricata/security/advisories/GHSA-mhhx-xw7r-r5c8

Frequently Asked Questions

What is CVE-2024-28870? +

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine developed by the OISF and the Suricata community. When parsing an overly long SSH banner, Suricata can use excessive CPU resources, as well as cause excessive logging volume in alert records. This issue has been patched in versions 6.0.17 and 7.0.4. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2024-28870? +

CVE-2024-28870 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-28870? +

CVE-2024-28870 affects products from oisf, specifically: suricata. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-28870? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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