Vulnerability identifier: #VU78680

Vulnerability risk: Low

CVSSv3.1: 4.9 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-29510

CWE-ID: CWE-435

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Go programming language
Universal components / Libraries / Scripting languages

Vendor:

Description

The vulnerability allows a remote attacker to bypass security restrictions.

The vulnerability exists due to incorrect preserving the semantics of directives during tokenization round-trips. A remote unauthenticated attacker can craft inputs that behave in conflicting ways during different stages of processing in affected downstream applications.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

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External links
http://github.com/mattermost/xml-roundtrip-validator/blob/master/advisories/unstable-directives.md
http://security.netapp.com/advisory/ntap-20210129-0006/

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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.