SB2019080742 - Multiple vulnerabilities in Relution Enterprise Appstore Publisher plugin for Jenkins

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Cross-site request forgery (CVE-ID: CVE-2019-10388)

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

2) Cleartext storage of sensitive information (CVE-ID: CVE-2019-10281)

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

The vulnerability exists due to the affected software stores credentials unencrypted in its
global configuration file "org.jenkinsci.plugins.relution_publisher.configuration.global.StoreConfiguration.xml" on the Jenkins master. A local authenticated user with access to the master file system can obtain credentials.

3) Server-Side Request Forgery (SSRF) (CVE-ID: CVE-2019-10389)

The disclosed vulnerability allows a remote attacker to perform SSRF attacks.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.

Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.

Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References

• http://www.openwall.com/lists/oss-security/2019/08/07/1
• https://jenkins.io/security/advisory/2019-08-07/#SECURITY-1053
• http://www.openwall.com/lists/oss-security/2019/04/12/2
• https://jenkins.io/security/advisory/2019-04-03/#SECURITY-828