Privilege escalation in Pulp

1) Insecure inherited permissions

EUVDB-ID: #VU97631

Risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-7143

CWE-ID: CWE-277 - Insecure inherited permissions

Exploit availability: No

Description

The vulnerability allows a remote user to escalate privileges within the application.

The vulnerability exists due to the way permissions are assigned on new tasks with RBAC enabled. A remote user can use a specially crafted task that creates new objects. Such objects will be owned by the oldest user with model/domain-level task permissions within the application and executed with privileges of such a user.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Pulp: All versions

CPE2.3

• cpe:2.3:a:pulp:pulp:*:*:*:*:*:*:*:*

External links

https://access.redhat.com/security/cve/CVE-2024-7143
https://bugzilla.redhat.com/show_bug.cgi?id=2300125
https://github.com/pulp/pulpcore/blob/93f241f34c503da0fbac94bdba739feda2636e12/pulpcore/tasking/_util.py#L108
https://access.redhat.com/errata/RHSA-2024:6765

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.