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.
Metrics
CVSS 3.0 9.8/10
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://www.securityfocus.com/bid/103055Third Party Advisory, VDB Entry
- https://github.com/ARMmbed/mbedtls/blob/master/ChangeLogThird Party Advisory
- https://github.com/ARMmbed/mbedtls/commit/83c9f495ffe70c7dd280b41fdfd4881485a3bc28Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201804-19Third Party Advisory
- https://usn.ubuntu.com/4267-1/
- https://www.debian.org/security/2018/dsa-4138Third Party Advisory
- https://www.debian.org/security/2018/dsa-4147Third Party Advisory
- http://www.securityfocus.com/bid/103055Third Party Advisory, VDB Entry
- https://github.com/ARMmbed/mbedtls/blob/master/ChangeLogThird Party Advisory
- https://github.com/ARMmbed/mbedtls/commit/83c9f495ffe70c7dd280b41fdfd4881485a3bc28Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201804-19Third Party Advisory
- https://usn.ubuntu.com/4267-1/
- https://www.debian.org/security/2018/dsa-4138Third Party Advisory
- https://www.debian.org/security/2018/dsa-4147Third Party Advisory
Timeline
- Published
- Feb 14, 2018
- Last modified
- Jun 17, 2026
- NVD status
- Modified