#VU29518 Cleartext storage of sensitive information in Slack Upload - CVE-2020-2208

Vulnerability identifier: #VU29518

Vulnerability risk: Medium

CVSSv4.0: 2.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2020-2208

CWE-ID: CWE-312

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Slack Upload
Web applications / Modules and components for CMS

Vendor: Jenkins

Description

The vulnerability allows a remote user to view the password on the target system.

The vulnerability exists due to the affected software stores a secret unencrypted in job config.xml files as part of its configuration. A remote user with Extended Read permission or access to the master file system can obtain credentials.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Slack Upload: 1.3 - 1.7

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External links
https://www.openwall.com/lists/oss-security/2020/07/02/7
https://jenkins.io/security/advisory/2020-07-02/#SECURITY-1627

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.