Allocation of Resources Without Limits or Throttling Affecting open5gs/open5gs package, versions [0,]
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-UNMANAGED-OPEN5GSOPEN5GS-12671319
- published17 Sept 2025
- disclosed9 Sept 2025
- creditHao Zheng, Yuanhao Li, Wei Guo, Qiang Fu, Jiajia Liu
Introduced: 9 Sep 2025
NewCVE-2025-52322 (opens in a new tab)How to fix?
There is no fixed version for open5gs/open5gs.
Overview
Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the Create Session Request process when a crafted message is sent to the SMF (PGW-C) containing the IP address of a legitimate UE in the PAA field. An attacker can hijack session disrupt service availability by sending specially crafted network requests.
Workaround
Deploy secure tunnels for all PFCP and GTP-C signaling traffic—such as IPsec (IKEv2) or TLS/DTLS.