High severity · published Apr 10, 2018
CVE-2018-9989
ARM mbed TLS before 2.1.11, before 2.7.2, and before 2.8.0 has a buffer over-read in ssl_parse_server_psk_hint() that could cause a crash on invalid input
7.5
CVSS
2.1%
EPSS
No
On KEV
Description
ARM mbed TLS before 2.1.11, before 2.7.2, and before 2.8.0 has a buffer over-read in ssl_parse_server_psk_hint() that could cause a crash on invalid input.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
MT
Mbed Tls · Arm
before 2.1.11; 2.7.0 before 2.7.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-9989
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-9989
Patch
https://github.com/ARMmbed/mbedtls/commit/5224a7544c95552553e2e6be0b4a789956a6464e
Patch
https://github.com/ARMmbed/mbedtls/commit/740b218386083dc708ce98ccc94a63a95cd5629e
Mailing List
https://lists.debian.org/debian-lts-announce/2018/09/msg00029.html
Mailing List
https://lists.debian.org/debian-lts-announce/2021/11/msg00021.html
Release Notes
https://tls.mbed.org/tech-updates/releases/mbedtls-2.8.0-2.7.2-and-2.1.11-released
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