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CVE-2025-5935

21
FAUCET Score

CVE-2025-5935 is a denial-of-service vulnerability affecting Open5GS versions up to 2.7.3, specifically within the common_register_state function of the AMF/MME component. This high-severity vulnerability (CVSS 7.5) can be exploited remotely without authentication by manipulating the ran_ue_id argument, leading to service disruption. While a patch (62cb99755243c9c38e4c060c5d8d0e158fe8cdd5) is available, exploit code has been publicly disclosed, increasing the risk of attack. Despite this, there is currently no evidence of active exploitation, and it has received minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.7.6CPE matchmatch criteria
cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

5.5MEDIUM

CVSS:4.0/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

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
VS Confidentiality
NONE
VS Integrity
NONE
VS Availability
LOW
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
PROOF_OF_CONCEPT
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.75%
Probability of exploitation in next 30 days
EPSS Percentile
51.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0075 is in the 27th percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / open5gs/open5gs/commit/62cb99755243c9c38e4c060c5d8d0e158fe8cdd5
Patch
github.com / open5gs/open5gs/issues/3874
ExploitIssue Tracking
github.com / open5gs/open5gs/issues/3874
Issue Tracking
github.com / user-attachments/files/19863206/Problematic.handover.required.process.zip
Not Applicable
vuldb.com
Permissions RequiredVDB Entry
vuldb.com
Third Party AdvisoryVDB Entry
vuldb.com
Third Party AdvisoryVDB Entry