Spoofing attack in Azure DevOps Server

1) HTML Injection

EUVDB-ID: #VU28919

Risk: Low

CVSSv3.1: 4.1 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-1327

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to improper input validation when processing HTTP requests. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML code in victim's browser.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Azure DevOps Server: 2019 Update 1.1 - 2019.0.1

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1327

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.