MitM attack in SolarWinds Engineer's Toolset for Desktop

1) Cleartext transmission of sensitive information

EUVDB-ID: #VU69547

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-35246

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 the application fails to prevent users from connecting to it over unencrypted connections. A remote attacker can with ability to intercept a legitimate user's network traffic can bypass the application's use of SSL/TLS encryption, and use the application as a platform for attacks against its users.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Engineer's Toolset (ETS): 2019.4 - 2022.3

CPE2.3

• cpe:2.3:a:solarwinds:ets:2019.4:*:*:*:*:*:*:*
• cpe:2.3:a:solarwinds:ets:2019.4.2:*:*:*:*:*:*:*
• cpe:2.3:a:solarwinds:ets:2020.2:*:*:*:*:*:*:*

External links

https://www.solarwinds.com/trust-center/security-advisories/CVE-2021-35246
https://documentation.solarwinds.com/en/success_center/ets/content/release_notes/ets_2022-4_release_notes.htm

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.