CVE-2023-34257 Missing authorization in n/a

Critical 9.8 Published 31 May 2023 Updated 10 Jan 2025

Remote attackers can modify BMC Patrol Agent configuration without authentication, leading to code execution upon restart.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-34257?

CVE-2023-34257 is a critical missing authorization vulnerability in n/a, published on 31 May 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in BMC Patrol through 23.1.00. The agent's configuration can be remotely modified (and, by default, authentication is not required). Some configuration fields related to SNMP (e.g., masterAgentName or masterAgentStartLine) result in code execution when the agent is restarted. NOTE: the vendor's perspective is "These are not vulnerabilities for us as we have provided the option to implement the authentication."

Which versions are affected by CVE-2023-34257?

It affects 1 product.

Products include Bmc Patrol Agent.

How do I fix CVE-2023-34257?

No fix has been published for CVE-2023-34257 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2023-34257 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-34257 exists.

Sources

Also known as GHSA-hcjj-cw6r-35f8.