The (1) TLS and (2) DTLS implementations in OpenSSL 1.0.1 before 1.0.1g do not properly handle Heartbeat Extension packets, which allows remote attackers to obtain sensitive information from process memory via crafted packets that trigger a buffer over-read, as demonstrated by reading private keys, related to d1_both.c and t1_lib.c, aka the Heartbleed bug.

Related CVEs

CVE-2014-0160

Key Information

GHSA ID

GHSA-w8r8-w5w4-4w4v

Published

May 13, 2022 1:14 AM

Last Modified

July 2, 2024 9:31 PM

CVSS Score

7.5 /10

Primary Ecosystem

Unknown

Primary Package

Unknown

GitHub Reviewed

✗ No

Dataset

Last updated: September 19, 2025 6:29 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.