CVE-2022-46393

9.8 CRITICAL
Published: December 15, 2022 Modified: June 05, 2026
View on NVD

Description

An issue was discovered in Mbed TLS before 2.28.2 and 3.x before 3.3.0. There is a potential heap-based buffer overflow and heap-based buffer over-read in DTLS if MBEDTLS_SSL_DTLS_CONNECTION_ID is enabled and MBEDTLS_SSL_CID_IN_LEN_MAX > 2 * MBEDTLS_SSL_CID_OUT_LEN_MAX.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/Mbed-TLS/mbedtls/releases/tag/v2.28.2
Source: cve@mitre.org
Release Notes Third Party Advisory
https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.3.0
Source: cve@mitre.org
Release Notes Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4BR7ZCVKLPGCOEEALUHZMFHXQHR6S4QL/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6XMKJ5IMJEPXYAHHU56Z4P2FSYIEAESB/
Source: cve@mitre.org
https://mbed-tls.readthedocs.io/en/latest/tech-updates/security-advisories/
Source: cve@mitre.org
Vendor Advisory
https://github.com/Mbed-TLS/mbedtls/releases/tag/v2.28.2
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes Third Party Advisory
https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.3.0
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4BR7ZCVKLPGCOEEALUHZMFHXQHR6S4QL/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6XMKJ5IMJEPXYAHHU56Z4P2FSYIEAESB/
Source: af854a3a-2127-422b-91ae-364da2661108
https://mbed-tls.readthedocs.io/en/latest/tech-updates/security-advisories/
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

10 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
1.1%
63th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-125 CWE-787 CWE-125 CWE-787

Affected Vendors

fedoraproject trustedfirmware arm

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