CVE-2017-18187
CRITICAL9.8EPSS 2.8%polarssl - security update
Published: 2/14/2018Modified: 12/3/2025
Also known as:ALPINE-CVE-2017-18187DEBIAN-CVE-2017-18187
Description
In ARM mbed TLS before 2.7.0, there is a bounds-check bypass through an integer overflow in PSK identity parsing in the ssl_parse_client_psk_identity() function in library/ssl_srv.c.
Affected packages (4)
- Alpine/mbedtlsfrom 0, < 2.7.0-r0
- Debian/mbedtlsfrom 0, < 2.7.0-2
- Debian/mbedtlsfrom 0, < 2.4.2-1+deb9u2
- Debian/polarsslfrom 0, < 1.3.9-2.1+deb8u3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |