#VU29694 Improper Verification of Cryptographic Signature in The Update Framework (TUF) - CVE-2020-6174

Vulnerability identifier: #VU29694

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2020-6174

CWE-ID: CWE-347

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
The Update Framework (TUF)
Client/Desktop applications / Other client software

Vendor: The Update Framework

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the affected software does not verify the cryptographic signature for data. A remote attacker can bypass implemented security restrictions.

Mitigation
Install update from vendor's website.

Vulnerable software versions

The Update Framework (TUF): 0.7.2 - 0.12.1

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External links
https://github.com/theupdateframework/tuf/pull/974

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.