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CVE-2018-9988

Date: April 10, 2018

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_key_exchange() that could cause a crash on invalid input.

Language: C

Severity Score

7.5

Related Resources (9)

Url: https://tls.mbed.org/tech-updates/releases/mbedtls-2.8.0-2.7.2-and-2.1.11-released

Url: https://lists.debian.org/debian-lts-announce/2021/11/msg00021.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2018-9988

Url: https://github.com/ARMmbed/mbedtls/commit/027f84c69f4ef30c0693832a6c396ef19e563ca1

Url: https://lists.debian.org/debian-lts-announce/2018/09/msg00029.html

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2018-9988

Url: https://github.com/ARMmbed/mbedtls/commit/a1098f81c252b317ad34ea978aea2bc47760b215

Url: https://security-tracker.debian.org/tracker/CVE-2018-9988

Url: https://www.mend.io/vulnerability-database/CVE-2018-9988

Severity Score

7.5

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	5.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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