SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2024-27316

HTTP/2 incoming headers exceeding the limit are temporarily buffered in nghttp2 in order to generate an informative HTTP 413 response.

HIGH 7.5EPSS 91.3%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 91.3%, higher than 100% of all known CVEs. Patch or mitigate before the next change window.

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.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
91.33% probability · 100th percentile
CISA KEV
Not listed
Weakness
CWE-770
Affected
apache/http server · fedoraproject/fedora · netapp/ontap
Source
security@apache.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.