Vulnerability details

CVE-2025-29339

CVSS 3.1
7.5High

Official description

An issue in UPF in Open5GS UPF versions up to v2.7.2 results an assertion failure vulnerability in PFCP session parameter validation. When processing a PFCP Session Establishment Request with PDN Type=0, the UPF fails to handle the invalid value propagated from SMF (or via direct attack), triggering a fatal assertion check and causing a daemon crash.

CVSS scores

ScoreVersionSourceVector
7.5High 3.1 CISA ADP / Vulnrichment (CISA-ADP) CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

VendorProductVersionsSource
No product information recorded.

References and advisories

1
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Details

Published
2025-04-22
Last updated
2025-04-23
State
Published
Assigner (CNA)
mitre

Exploit prediction (EPSS)

0.78%
Probability of exploitation in 30 days
56.4%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
Yes
Exploitation
Proof of concept
Technical impact
Partial

Weaknesses (CWE)

  • CWE-617
    Reachable Assertion