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CVE-2025-29646

Good to know:

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Date: June 17, 2025

An issue in upf in open5gs 2.7.2 and earlier allows a remote attacker to cause a Denial of Service via a crafted PFCP SessionEstablishmentRequest packet with restoration indication = true and (teid = 0 or teid >= ogs_pfcp_pdr_teid_pool.size).

Severity Score

Related Resources (5)

https://gist.github.com/scmdcs/581fa485f957239ea5551daa173d0189
https://nvd.nist.gov/vuln/detail/CVE-2025-29646
https://gist.github.com/scemodicecosa/581fa485f957239ea5551daa173d0189
https://github.com/open5gs/open5gs/issues/3747
https://www.mend.io/vulnerability-database/CVE-2025-29646

Severity Score

Weakness Type (CWE)

Improper Input Validation

CWE-20

Top Fix

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Upgrade Version

Upgrade to version https://github.com/open5gs/open5gs.git - v2.7.5

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): LOW
Availability (A): NONE

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