CVE-2022-42905

In wolfSSL before 5.5.2, if callback functions are enabled (via the WOLFSSL_CALLBACKS flag), then a malicious TLS 1.3 client or network attacker can trigger a buffer over-read on the heap of 5 bytes. (WOLFSSL_CALLBACKS is only intended for debugging.)

CVSS v3.0 9.1 CRITICAL

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CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.wolfssl.com/docs/security-vulnerabilities/	Vendor Advisory
https://github.com/wolfSSL/wolfssl/releases	Release Notes Third Party Advisory
https://github.com/wolfSSL/wolfssl/releases/tag/v5.5.2-stable	Release Notes Third Party Advisory
http://seclists.org/fulldisclosure/2023/Jan/11	Mailing List Third Party Advisory
http://packetstormsecurity.com/files/170610/wolfSSL-WOLFSSL_CALLBACKS-Heap-Buffer-Over-Read.html	Third Party Advisory
https://blog.trailofbits.com/2023/01/12/wolfssl-vulnerabilities-tlspuffin-fuzzing-ssh/

Configurations

Configuration 1 (hide)

cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*

Information

Published : 2022-11-06 16:15

Updated : 2023-02-15 14:15

NVD link : CVE-2022-42905

Mitre link : CVE-2022-42905

JSON object : View

CWE

CWE-125

Out-of-bounds Read

Products Affected

wolfssl

wolfssl

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