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CVE-2024-23837

Oisf Libhtp denial of service

7.5 HIGHPublic exploitEPSS 1.19%
  1. Published26 Feb 2024

Description

LibHTP is a security-aware parser for the HTTP protocol. Crafted traffic can cause excessive processing time of HTTP headers, leading to denial of service. This issue is addressed in 0.5.46.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

Oisf Libhtp< 0.5.46
Fedoraproject Fedora38 · 39

Remediation

Fixed in
Oisf Libhtp≥ 0.5.46

References

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Frequently asked

Is CVE-2024-23837 being actively exploited?

CVE-2024-23837 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 1.19%.

How severe is CVE-2024-23837?

CVE-2024-23837 has a CVSS 3.1 base score of 7.5, rated high. EPSS estimates a 1.19% probability of exploitation.

Which products are affected by CVE-2024-23837?

Affected products include Oisf Libhtp, Fedoraproject Fedora.

How do I fix CVE-2024-23837?

Upgrade affected software to a fixed version, for example Oisf Libhtp 0.5.46 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.