PT-2025-23181 · Free5Gc · Free5Gc

Ohnogood · Published 2025-05-29 · Updated 2025-06-25 · CVE-2025-29632

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Free5gc version 4.0.0

Description The issue allows a remote attacker to cause a denial of service. It involves components such as AMF, NGAP, security.go, handler generated.go, and specific functions like handleInitialUEMessageMain, DecodePlainNasNoIntegrityCheck, and GetSecurityHeaderType.

Recommendations For Free5gc version 4.0.0, consider disabling the handleInitialUEMessageMain function or restricting access to the NGAP and AMF components until a patch is available. Additionally, avoid using the DecodePlainNasNoIntegrityCheck and GetSecurityHeaderType functions in the affected components to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2025-29632

Affected Products

Free5Gc

References · 8

• 🔥 https://github.com/free5gc/free5gc/issues/657 · Exploit
• 🔥 https://github.com/OHnogood/CVE-2025-29632 · Exploit
• https://osv.dev/vulnerability/CVE-2025-29632 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-29632 · Security Note
• https://twitter.com/dailycve/status/1937935312405336078 · Twitter Post
• https://t.me/cvetracker/24918 · Telegram Post
• https://twitter.com/CVEnew/status/1928142979082113521 · Twitter Post
• https://t.me/cvenotify/126646 · Telegram Post