CVE-2020-13950
mod_proxy_http NULL pointer dereference
7.5
HIGH
CVSS 3.1
EPSS 17.6%
Description
Apache HTTP Server versions 2.4.41 to 2.4.46 mod_proxy_http can be made to crash (NULL pointer dereference) with specially crafted requests using both Content-Length and Transfer-Encoding headers, leading to a Denial of Service
How to fix CVE-2020-13950
To remediate CVE-2020-13950, upgrade the affected package to a fixed version below.
- Alpine/apache2—upgrade to 2.4.48-r0 or later
- —upgrade to 2.4.47 or later
- —upgrade to 2.4.46-6 or later
Is CVE-2020-13950 being exploited?
Moderate — EPSS is 17.6%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (3)
- from 0, < 2.4.48-r0
- >= 2.4.41, < 2.4.47
- from 0, < 2.4.46-6
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |