VULNERABILITY INTELLIGENCE

CVE-2022-42905

CVSS score9.1 CRITICAL
EPSS probability2.08%
CISA KEVNot currently listed
Published2022-11-07
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Description

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.)

Weakness classification

  • nvd@nist.gov: CWE-125
  • 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-125

Primary references