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ubuntucveUbuntu.comUB:CVE-2017-7562
HistoryJul 26, 2018 - 12:00 a.m.

CVE-2017-7562

2018-07-2600:00:00
ubuntu.com
ubuntu.com
10

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:S/C:N/I:P/A:N

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

0.002 Low

EPSS

Percentile

58.8%

JSON

An authentication bypass flaw was found in the way krb5’s certauth
interface before 1.16.1 handled the validation of client certificates. A
remote attacker able to communicate with the KDC could potentially use this
flaw to impersonate arbitrary principals under rare and erroneous
circumstances.

Bugs

Notes

Author Note
ratliff upstream says introduced in 1.16

Related

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4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:S/C:N/I:P/A:N

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

0.002 Low

EPSS

Percentile

58.8%

JSON
Related for UB:CVE-2017-7562
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