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CVE-2016-6306

Publication date 21 September 2016

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.9 · Medium

Score breakdown

The certificate parser in OpenSSL before 1.0.1u and 1.0.2 before 1.0.2i might allow remote attackers to cause a denial of service (out-of-bounds read) via crafted certificate operations, related to s3_clnt.c and s3_srvr.c.

Status

Package Ubuntu Release Status
openssl 19.04 disco
Fixed 1.0.2g-1ubuntu9
18.10 cosmic
Fixed 1.0.2g-1ubuntu9
18.04 LTS bionic
Fixed 1.0.2g-1ubuntu9
17.10 artful
Fixed 1.0.2g-1ubuntu9
17.04 zesty
Fixed 1.0.2g-1ubuntu9
16.10 yakkety
Fixed 1.0.2g-1ubuntu9
16.04 LTS xenial
Fixed 1.0.2g-1ubuntu4.4
14.04 LTS trusty
Fixed 1.0.1f-1ubuntu2.20
12.04 LTS precise
Fixed 1.0.1-4ubuntu5.37
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 5.9 · Medium
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-3087-1
    • OpenSSL vulnerabilities
    • 22 September 2016

Other references