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CVE-2016-6305

Published: 26 September 2016

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.

Notes

AuthorNote
mdeslaur
only affects 1.1.0

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
openssl
Launchpad, Ubuntu, Debian
precise Not vulnerable

trusty Not vulnerable

upstream Needs triage

xenial Not vulnerable

openssl098
Launchpad, Ubuntu, Debian
precise Not vulnerable

trusty Does not exist
(trusty was not-affected)
upstream Needs triage

xenial Does not exist

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H