CVE-2016-8610

Publication date 24 October 2016

Last updated 24 July 2024


Ubuntu priority

Cvss 3 Severity Score

7.5 · High

Score breakdown

A denial of service flaw was found in OpenSSL 0.9.8, 1.0.1, 1.0.2 through 1.0.2h, and 1.1.0 in the way the TLS/SSL protocol defined processing of ALERT packets during a connection handshake. A remote attacker could use this flaw to make a TLS/SSL server consume an excessive amount of CPU and fail to accept connections from other clients.

Status

Package Ubuntu Release Status
gnutls26 19.04 disco Not in release
18.10 cosmic Not in release
18.04 LTS bionic Not in release
17.10 artful Not in release
17.04 zesty Not in release
16.10 yakkety Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty
Fixed 2.12.23-12ubuntu2.6
12.04 LTS precise
Fixed 2.12.14-5ubuntu3.13
gnutls28 19.04 disco
Not affected
18.10 cosmic
Not affected
18.04 LTS bionic
Not affected
17.10 artful
Not affected
17.04 zesty
Not affected
16.10 yakkety
Fixed 3.5.3-5ubuntu1.1
16.04 LTS xenial
Fixed 3.4.10-4ubuntu1.2
14.04 LTS trusty Not in release
12.04 LTS precise Ignored end of life
openssl 19.04 disco
Fixed 1.0.2g-1ubuntu11
18.10 cosmic
Fixed 1.0.2g-1ubuntu11
18.04 LTS bionic
Fixed 1.0.2g-1ubuntu11
17.10 artful
Fixed 1.0.2g-1ubuntu11
17.04 zesty
Fixed 1.0.2g-1ubuntu11
16.10 yakkety
Fixed 1.0.2g-1ubuntu9.1
16.04 LTS xenial
Fixed 1.0.2g-1ubuntu4.6
14.04 LTS trusty
Fixed 1.0.1f-1ubuntu2.22
12.04 LTS precise
Fixed 1.0.1-4ubuntu5.39
openssl098 19.04 disco Not in release
18.10 cosmic Not in release
18.04 LTS bionic Not in release
17.10 artful Not in release
17.04 zesty Not in release
16.10 yakkety Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
12.04 LTS precise Ignored end of life

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

Other references