Cleartext transmission of sensitive information in Microsoft Visual Studio



Published: 2020-03-11
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-0884
CWE-ID CWE-319
Exploitation vector Local network
Public exploit N/A
Vulnerable software
Subscribe 		Visual Studio
Universal components / Libraries / Software for developers

Vendor Microsoft

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Cleartext transmission of sensitive information

EUVDB-ID: #VU25968

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-0884

CWE-ID: CWE-319 - Cleartext Transmission of Sensitive Information

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due Microsoft Visual Studio includes a reply URL that is not secured by SSL. A remote attacker can intercept the access tokens and gain unauthorized access to the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Visual Studio: 15.9 - 16.4.0 16.4.29519.181

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0884


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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



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