What is the vulnerability ID for this vulnerability?

The vulnerability ID for this vulnerability is CVE-2019-25018.

What is the severity level of CVE-2019-25018?

The severity level of CVE-2019-25018 is high, with a severity value of 7.5.

How can malicious servers bypass intended access restrictions in MIT krb5-appl through 1.0.3?

Malicious servers can bypass intended access restrictions in MIT krb5-appl through 1.0.3 by using the filename of '.' or an empty filename.

What is the impact of CVE-2019-25018?

The impact of CVE-2019-25018 is modifying the permissions of the target directory on the client side.

Is there any additional information about CVE-2019-25018?

For additional information about CVE-2019-25018, you can refer to the following link: https://bugzilla.suse.com/show_bug.cgi?id=1131109

Vulnerability/
CVE-2019-25018

high

7.5

2/2/2021

5/8/2024

CVE-2019-25018

Q: What is the title of this vulnerability?

The title of this vulnerability is 'In the rcp client in MIT krb5-appl through 1.0.3 malicious servers could bypass intended access restrictions.'

First published: Tue Feb 02 2021(Updated: )

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.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
MIT krb5-appl	<=1.0.3

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Reference Links

https://bugzilla.suse.com/show_bug.cgi?id=1131109

Frequently Asked Questions

What is the vulnerability ID for this vulnerability?
The vulnerability ID for this vulnerability is CVE-2019-25018.
What is the title of this vulnerability?
The title of this vulnerability is 'In the rcp client in MIT krb5-appl through 1.0.3 malicious servers could bypass intended access restrictions.'
What is the severity level of CVE-2019-25018?
The severity level of CVE-2019-25018 is high, with a severity value of 7.5.
How can malicious servers bypass intended access restrictions in MIT krb5-appl through 1.0.3?
Malicious servers can bypass intended access restrictions in MIT krb5-appl through 1.0.3 by using the filename of '.' or an empty filename.
What is the impact of CVE-2019-25018?
The impact of CVE-2019-25018 is modifying the permissions of the target directory on the client side.
Is there any additional information about CVE-2019-25018?
For additional information about CVE-2019-25018, you can refer to the following link: https://bugzilla.suse.com/show_bug.cgi?id=1131109

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canonical/mit krb5-appl
version/mit krb5-appl/1.0.3

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