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ubuntucveUbuntu.comUB:CVE-2016-6307
HistorySep 26, 2016 - 12:00 a.m.

CVE-2016-6307

2016-09-2600:00:00
ubuntu.com
ubuntu.com
28

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.61

Percentile

97.8%

The state-machine implementation in OpenSSL 1.1.0 before 1.1.0a allocates
memory before checking for an excessive length, which might allow remote
attackers to cause a denial of service (memory consumption) via crafted TLS
messages, related to statem/statem.c and statem/statem_lib.c.

Notes

Author Note
mdeslaur only affects 1.1.0

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.61

Percentile

97.8%