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ubuntucveUbuntu.comUB:CVE-2019-25018
HistoryFeb 02, 2021 - 12:00 a.m.

CVE-2019-25018

2021-02-0200:00:00
ubuntu.com
ubuntu.com
11

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

41.5%

In the rcp client in MIT krb5-appl through 1.0.3, malicious servers could
bypass intended access restrictions via the filename of . or an empty
filename, similar to CVE-2018-20685 and CVE-2019-7282. The impact is
modifying the permissions of the target directory on the client side. NOTE:
MIT krb5-appl is not supported upstream but is shipped by a few Linux
distributions. The affected code was removed from the supported MIT
Kerberos 5 (aka krb5) product many years ago, at version 1.8.

Notes

Author Note
sbeattie krb5-appl was removed before ubuntu 14.04 LTS was released.

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

41.5%