What is the severity of CVE-2021-4076?

The severity of CVE-2021-4076 is high with a CVSS score of 7.5.

How does CVE-2021-4076 impact Tang?

CVE-2021-4076 could result in the leak of private keys and impact the security of Tang, a network-based cryptographic binding server.

Is there a fix available for CVE-2021-4076?

Yes, a fix for CVE-2021-4076 is available. It is recommended to update to a version of Tang that is not affected by the vulnerability.

Where can I find more information about CVE-2021-4076?

More information about CVE-2021-4076 can be found at the following references: [Reference 1](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2029685) and [Reference 2](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2032292).

Vulnerability/
CVE-2021-4076

high

7.5

CWE

200

7/12/2021

2/3/2022

3/8/2024

CVE-2021-4076: Infoleak

Q: What is CVE-2021-4076?

CVE-2021-4076 is a vulnerability that exists in tang, a network-based cryptographic binding server, which could result in the leak of private keys.

First published: Tue Dec 07 2021(Updated: )

A flaw exists in tang, a network-based cryptographic binding server, which could result in leak of private keys.

Credit: secalert@redhat.com

Affected Software	Affected Version	How to fix
Tang Project Tang	>=8<11

Remedy

https://github.com/latchset/tang/commit/e82459fda10f0630c3414ed2afbc6320bb9ea7c9

Remedy

https://github.com/latchset/tang/pull/81

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Reference Links

Frequently Asked Questions

What is CVE-2021-4076?
CVE-2021-4076 is a vulnerability that exists in tang, a network-based cryptographic binding server, which could result in the leak of private keys.
What is the severity of CVE-2021-4076?
The severity of CVE-2021-4076 is high with a CVSS score of 7.5.
How does CVE-2021-4076 impact Tang?
CVE-2021-4076 could result in the leak of private keys and impact the security of Tang, a network-based cryptographic binding server.
Is there a fix available for CVE-2021-4076?
Yes, a fix for CVE-2021-4076 is available. It is recommended to update to a version of Tang that is not affected by the vulnerability.
Where can I find more information about CVE-2021-4076?
More information about CVE-2021-4076 can be found at the following references: [Reference 1](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2029685) and [Reference 2](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2032292).

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vendor/tang project
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version/tang project tang/8

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