CVE-2023-53159
`openssl` `X509VerifyParamRef::set_host` buffer over-read
4.5
MEDIUM
CVSS 3.1
EPSS 0.24%
Description
When this function was passed an empty string, `openssl` would attempt to call `strlen` on it, reading arbitrary memory until it reached a NUL byte.
How to fix CVE-2023-53159
To remediate CVE-2023-53159, upgrade the affected package to a fixed version below.
- crates.io/openssl—upgrade to 0.10.55 or later
- —upgrade to 0.10.55 or later
- —no fix listed
Is CVE-2023-53159 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- >= 0.10.0, < 0.10.55
- >= 0.0.0-0, < 0.10.55
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.5 | CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:L |