CVE-2023-0867 Multiple stored and reflected Cross-site Scripting in webapp
Attackers can inject malicious scripts into OpenNMS web pages to steal session information, requiring an upgrade to secure versions.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2023-0867?
CVE-2023-0867 is a medium-severity cross-site scripting vulnerability in The OpenNMS Group Horizon, published on 23 Feb 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Multiple stored and reflected cross-site scripting vulnerabilities in webapp jsp pages in multiple versions of OpenNMS Meridian and Horizon could allow an attacker access to confidential session information. Users should upgrade to Meridian 2023.1.0 or newer, or Horizon 31.0.4. Meridian and Horizon installation instructions state that they are intended for installation within an organization's private networks and should not be directly accessible from the Internet.
Which versions are affected by CVE-2023-0867?
2 open source packages ship an affected version, including org.opennms:opennms. It affects 2 products.
| Package | Affected | Fixed in |
|---|---|---|
org.opennms:opennms Maven | All versions | 31.0.4 |
org.opennms:opennms Maven | All versions | 31.0.4 |
Products include Opennms Horizon, Opennms Meridian.
How do I fix CVE-2023-0867?
Upgrade org.opennms:opennms to 31.0.4 or later.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2023-0867 being exploited?
There is no known exploitation of CVE-2023-0867 in the wild and no public exploit code.
Other vulnerabilities in The OpenNMS Group Horizon
- CVE-2021-25931 Cross-Site Request Forgery in OpenNMS Horizon
- CVE-2021-3396 OpenNMS Horizon RCE via JEXL2 expression
- CVE-2023-0872 ROLE_REST can be used to escalate to ROLE_ADMIN via /rest/users
- CVE-2023-0870 Form Can Be Manipulated with Cross-Site Request Forgery (CSRF)
- CVE-2020-11886 SQL injection in n/a
Sources
Also known as GHSA-mjv2-6jv4-vrg7.