Use After Free in Apache Http_server

CVE-2019-10082

In Apache HTTP Server 2.4.18-2.4.39, using fuzzed network input, the http/2 session handling could be made to read memory after being freed, during connection shutdown.

Vulnerability class: Use-After-Free

EPSS: 0.165 (96.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-10082?
CVE-2019-10082 is a critical-severity vulnerability in Apache Http_server, classified under Use After Free. CVSS score: 9.1/10. Published 2019-09-26.
How severe is CVE-2019-10082?
Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2019-10082 known to be exploited?
14 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.