PT-2025-34591 · Open5Gs · Open5Gs

Zyc010101 · Published 2025-08-25 · Updated 2025-08-31 · CVE-2025-9405

Positive Technologies (AI Summary)

CVSS v4.0

5.5

Medium

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Name of the Vulnerable Software and Affected Versions: Open5GS versions through 2.7.5

Description: A security flaw has been discovered in Open5GS. The vulnerability resides in the gmm state exception function within the src/amf/gmm-sm.c file. Manipulation of the function results in a reachable assertion, and the attack can be launched remotely. The exploit for this issue has been publicly released and may be exploited.

Recommendations: Open5GS versions through 2.7.5: Apply patch 8e5fed16114f2f5e40bee1b161914b592b2b7b8f to resolve this issue.

Exploit

Fix

Assertion Failure

Weakness Enumeration

CWE-617

Related Identifiers

CVE-2025-9405

Affected Products

Open5Gs

References · 15

• 🔥 https://github.com/open5gs/open5gs/issues/3947#issuecomment-3029992728 · Exploit
• 🔥 https://github.com/open5gs/open5gs/issues/3947 · Exploit
• 🔥 https://vuldb.com/?submit.633467 · Exploit
• 🔥 https://github.com/ZHENGHAOHELLO/BugReport/blob/main/CVE-2025-9405 · Exploit
• 🔥❌ https://github.com/user-attachments/files/21013084/amf_udm-uecm.zip · Exploit, Deleted
• https://github.com/open5gs/open5gs/commit/8e5fed16114f2f5e40bee1b161914b592b2b7b8f · Patch
• https://osv.dev/vulnerability/CVE-2025-9405 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-9405 · Security Note
• https://twitter.com/CVEnew/status/1959824501555761610 · Twitter Post
• https://vuldb.com/?id.321241 · Note
• https://t.me/cveNotify/133324 · Telegram Post
• https://vuldb.com/?ctiid.321241 · Note
• https://twitter.com/VulmonFeeds/status/1959841168448971107 · Twitter Post
• https://t.me/CVEtracker/30818 · Telegram Post
• https://t.me/cveNotify/133996 · Telegram Post