CVE-2020-2119 Client secret transmitted in plain text by Azure AD Plugin
Attackers can view Azure AD credentials in plain text via the Jenkins global configuration form, exposing sensitive authentication data.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-2119?
CVE-2020-2119 is a medium-severity vulnerability in Jenkins Azure AD Plugin, published on 12 Feb 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Jenkins Azure AD Plugin 1.1.2 and earlier transmits configured credentials in plain text as part of the global Jenkins configuration form, potentially resulting in their exposure.
Weakness: CWE-522
Which versions are affected by CVE-2020-2119?
2 open source packages ship an affected version, including org.jenkins-ci.plugins:azure-ad. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.jenkins-ci.plugins:azure-ad Maven | All versions | 1.2.0 |
org.jenkins-ci.plugins:azure-ad Maven | All versions | 1.2.0 |
Products include Jenkins Azure Ad.
How do I fix CVE-2020-2119?
Upgrade org.jenkins-ci.plugins:azure-ad to 1.2.0 or later.
Is CVE-2020-2119 being exploited?
There is no known exploitation of CVE-2020-2119 in the wild and no public exploit code.
Other vulnerabilities in Jenkins Azure AD Plugin
- CVE-2023-24426 Insufficient Session Expiration in Jenkins Azure AD Plugin
- CVE-2021-21679 Jenkins Azure AD Plugin allows bypassing CSRF protection for any URL
- CVE-2019-10318 Jenkins Azure AD Plugin stored the client secret unencrypted
- CVE-2023-41935 Non-constant time nonce comparison in Jenkins Microsoft Entra ID (previously Azure AD) Plugin
- CVE-2026-42525 Jenkins Microsoft Entra ID (previously Azure AD) Plugin has an open redirect vulnerability
Sources
Also known as GHSA-vvg2-hg3c-mqj3.