Vulnerability Monitor

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CVE-2022-46393

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.

Published

2022-12-15T23:15:10.570

Last Modified

2025-04-21T15:15:56.103

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

Weaknesses

Type: Primary
CWE-125
CWE-787
Type: Secondary
CWE-125
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	arm	mbed_tls	< 2.28.2	Yes
Application	arm	mbed_tls	< 3.3.0	Yes
Operating System	fedoraproject	fedora	36	Yes
Operating System	fedoraproject	fedora	37	Yes

References

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