CVE-2016-6305

HIGH

OpenSSL 1.1.0 - Denial of Service via Zero-Length Record in SSL_peek

Title source: llm
STIX 2.1

Description

The ssl3_read_bytes function in record/rec_layer_s3.c in OpenSSL 1.1.0 before 1.1.0a allows remote attackers to cause a denial of service (infinite loop) by triggering a zero-length record in an SSL_peek call.

Scores

CVSS v3 7.5
EPSS 0.2493
EPSS Percentile 96.2%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-20
Status published
Products (1)
openssl/openssl 1.1.0
Published Sep 26, 2016
Tracked Since Feb 18, 2026