CVE-2019-0190
7.5
HIGH
CVSS 3.1
EPSS 59.9%
Description
A bug exists in the way mod_ssl handled client renegotiations. A remote attacker could send a carefully crafted request that would cause mod_ssl to enter a loop leading to a denial of service. This bug can be only triggered with Apache HTTP Server version 2.4.37 when using OpenSSL version 1.1.1 or later, due to an interaction in changes to handling of renegotiation attempts.
How to fix CVE-2019-0190
To remediate CVE-2019-0190, upgrade the affected package to a fixed version below.
- —upgrade to 2.4.38-r0 or later
- —upgrade to 2.4.38-1 or later
Is CVE-2019-0190 being exploited?
Likely — EPSS is 59.9%, placing CVE-2019-0190 in the top tier of vulnerabilities by exploitation probability. Prioritise patching.
Affected packages (2)
- from 0, < 2.4.38-r0
- from 0, < 2.4.38-1
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 |