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CVE-2022-30780

7.5 · HIGH

Lighttpd 1.4.56 through 1.4.58 allows a remote attacker to cause a denial of service (CPU consumption from stuck connections) because connection_read_header_more in connections.c has a typo that di…

Published Jun 11, 2022CWE-682EPSS 56.92%

Overview

CVE-2022-30780 is a high-severity vulnerability. It was published on June 11, 2022 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Lighttpd 1.4.56 through 1.4.58 allows a remote attacker to cause a denial of service (CPU consumption from stuck connections) because connection_read_header_more in connections.c has a typo that disrupts use of multiple read operations on large headers.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

GitHubgithub.com/lighttpd/lighttpd1.4GitHubgithub.com/p0dalirius/CVE-2022-30780-lighttpd-denial-of-serviceRefpodalirius.net/en/cves/2022-30780/Refredmine.lighttpd.net/issues/3059GitHubgithub.com/lighttpd/lighttpd1.4GitHubgithub.com/p0dalirius/CVE-2022-30780-lighttpd-denial-of-serviceRefpodalirius.net/en/cves/2022-30780/Refredmine.lighttpd.net/issues/3059

How CyberStrike helps

Frequently asked questions

What is CVE-2022-30780?

CVE-2022-30780 is a high-severity vulnerability. It was published on June 11, 2022 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2022-30780?

This vulnerability has a CVSS 3.1 base score of 7.5, 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-2022-30780?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2022-30780?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-30780 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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