CVE-2025-29646

Public Exploit

Description

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).

Category

7.1
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.04%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/open5gs/open5gs/issues/3747 exploit issue tracking
https://gist.github.com/scmdcs/581fa485f957239ea5551daa173d0189 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2025-29646?
CVE-2025-29646 has been scored as a high severity vulnerability.
How to fix CVE-2025-29646?
To fix CVE-2025-29646, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-29646 being actively exploited in the wild?
It is possible that CVE-2025-29646 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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