A security flaw has been discovered in Open5GS up to 2.7.6. Affected by this vulnerability is the function ogs_gtp2_parse_bearer_qos in the library lib/gtp/v2/types.c of the component Bearer QoS IE Length Handler. Performing manipulation results in denial of service. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. The patch is named 4e913d21f2c032b187815f063dbab5ebe65fe83a. To fix this issue, it is recommended to deploy a patch.
Weakness
The product does not release or incorrectly releases a resource before it is made available for re-use.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Open5gs | Open5gs | * | 2.7.6 (including) |
Potential Mitigations
- Use a language that does not allow this weakness to occur or provides constructs that make this weakness easier to avoid.
- For example, languages such as Java, Ruby, and Lisp perform automatic garbage collection that releases memory for objects that have been deallocated.
Related Attack Patterns
- https://cwe.mitre.org/data/definitions/125.html
- https://cwe.mitre.org/data/definitions/130.html
- https://cwe.mitre.org/data/definitions/131.html
- https://cwe.mitre.org/data/definitions/494.html
- https://cwe.mitre.org/data/definitions/495.html
- https://cwe.mitre.org/data/definitions/496.html
- https://cwe.mitre.org/data/definitions/666.html
References
- https://github.com/open5gs/open5gs/commit/4e913d21f2c032b187815f063dbab5ebe65fe83a
- https://github.com/open5gs/open5gs/issues/4217
- https://github.com/open5gs/open5gs/issues/4217#issue-3759615968
- https://github.com/open5gs/open5gs/issues/4217#issuecomment-3690767105
- https://vuldb.com/?ctiid.339340
- https://vuldb.com/?id.339340
- https://vuldb.com/?submit.728043
- https://github.com/open5gs/open5gs/issues/4217
- https://github.com/open5gs/open5gs/issues/4217#issue-3759615968
- https://github.com/open5gs/open5gs/issues/4217#issuecomment-3690767105