SB2018090307 - OpenSUSE Linux update for cobbler

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Cross-site scripting (CVE-ID: CVE-2018-1000225)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

2) Privilege escalation (CVE-ID: CVE-2018-1000226)

The vulnerability allows a remote attacker to gain elevated privileges on the target system.

The vulnerability exists due to improper validation of security tokens by the XMLRPC API endpoints. A remote unauthenticated attacker can perform unauthorized actions on a targeted system, such as gaining elevated privileges, modifying or accessing data, or accessing sensitive information.

3) Privilege escalation (CVE-ID: CVE-2018-10931)

The vulnerability allows a remote attacker to gain elevated privileges on the target system.

The vulnerability exists due to exposure of all functions from its CobblerXMLRPCInterface class over XMLRPC. A remote unauthenticated attacker can gain high privileges within cobbler, upload files to arbitrary location in the context of the daemon.

Remediation

Install update from vendor's website.

References

• https://lists.opensuse.org/opensuse-security-announce/2018-09/msg00001.html