CVE-2024-27316

Apache HTTP Server: HTTP/2 DoS by memory exhaustion on endless continuation frames

Published Apr 4, 2024 CVSS 3.1 · 7.5 High EPSS 88.8% KEV · Not listed
Description
HTTP/2 incoming headers exceeding the limit are temporarily buffered in nghttp2 in order to generate an informative HTTP 413 response. If a client does not stop sending headers, this leads to memory exhaustion.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3818-1 apache2 security update
Debian DSA Debian DSA DSA-5662-1 apache2 security update
Ubuntu USN Ubuntu USN USN-6729-1 Apache HTTP Server vulnerabilities
Ubuntu USN Ubuntu USN USN-6729-2 Apache HTTP Server vulnerabilities
Ubuntu USN Ubuntu USN USN-6729-3 Apache HTTP Server vulnerabilities
History
Type Values Removed Values Added
Metrics epss

{'score': 0.89857}

epss

{'score': 0.89946}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
CPEs cpe:/a:redhat:jboss_enterprise_application_platform:7.4
cpe:/a:redhat:jboss_enterprise_application_platform:7.4::el7
cpe:/a:redhat:jboss_enterprise_application_platform:7.4::el8
cpe:/a:redhat:jboss_enterprise_application_platform:7.4::el9