CVE-2018-1302 Null dereference in Apache HTTP Server

What is CVE-2018-1302?

CVE-2018-1302 is a medium-severity vulnerability in Apache Http Server, published on 26 Mar 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

When an HTTP/2 stream was destroyed after being handled, the Apache HTTP Server prior to version 2.4.30 could have written a NULL pointer potentially to an already freed memory. The memory pools maintained by the server make this vulnerability hard to trigger in usual configurations, the reporter and the team could not reproduce it outside debug builds, so it is classified as low risk.

Weakness: CWE-476

Which versions are affected by CVE-2018-1302?

It affects 6 products.

Products include Apache Http Server, Canonical Ubuntu Linux, Netapp Clustered Data Ontap, Netapp Santricity Cloud Connector, Netapp Storage Automation Store, Netapp Storagegrid.

How do I fix CVE-2018-1302?

Upgrade to a fixed version.

Is CVE-2018-1302 being exploited?

There is no known exploitation of CVE-2018-1302 in the wild and no public exploit code.

Other vulnerabilities in Apache Http Server

• CVE-2021-42013 Apache HTTP Server Path Traversal Exploited Critical 9.8
• CVE-2024-38475 Apache HTTP Server Improper Escaping of Output Exploited Critical 9.1
• CVE-2021-40438 Apache HTTP Server-Side Request Forgery (SSRF) Exploited Critical 9.0
• CVE-2019-0211 Apache HTTP Server Privilege Escalation Exploited High 7.8
• CVE-2021-41773 Apache HTTP Server Path Traversal Exploited High 7.5

All Apache Http Server vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as ALPINE-CVE-2018-1302, CLEANSTART-2026-RR06957, DEBIAN-CVE-2018-1302, GHSA-x452-9h59-82pg, UBUNTU-CVE-2018-1302.