CVE-2017-18187
Critical
CVE-2017-18187
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.
Exploit probability
3.1%
Published
February 14, 2018
Required by
Not available
Last source change
July 9, 2026
02 / AFFECTED SOFTWARE
Affected packages
34 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2017-18187
View original source
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.
05 / REFERENCES
Further evidence
- http://www.securityfocus.com/bid/103055
- https://github.com/ARMmbed/mbedtls/blob/master/ChangeLog
- https://github.com/ARMmbed/mbedtls/commit/83c9f495ffe70c7dd280b41fdfd4881485a3bc28
- https://security.gentoo.org/glsa/201804-19
- https://usn.ubuntu.com/4267-1/
- https://www.debian.org/security/2018/dsa-4138
- https://www.debian.org/security/2018/dsa-4147