Cyber Resilience

CVE-2025-5502

MediumPublic PoC

Published: 03 June 2025

Published
03 June 2025
Modified
06 June 2025
KEV Added
Patch
CVSS Score v4 5.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/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
EPSS Score 0.1156 93.8th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-5502 is a medium-severity Injection (CWE-74) vulnerability in Totolink X15 Firmware. Its CVSS base score is 5.3 (Medium).

Operationally, ranked in the top 6.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

Deeper analysis

A command injection vulnerability exists in the TOTOLINK X15 router running firmware 1.0.0-B20230714.1105. The issue resides in the formMapReboot function within /boafrm/formMapReboot, where unsanitized input to the deviceMacAddr parameter allows arbitrary command execution. It is tracked as CVE-2025-5502 with associated CWEs 74 and 77, carries a CVSS 4.0 score of 5.3, and can be triggered remotely.

An authenticated attacker can send a crafted HTTP request to the affected endpoint and achieve command execution on the device. Public proof-of-concept code demonstrating the injection has been released, and the vendor was notified prior to disclosure but provided no response.

No official patches or mitigation guidance appear in the referenced advisories or vendor site. The EPSS score remains flat at 0.1156 with no material increase after publication.

EU & UK References

Vulnerability details

A vulnerability, which was classified as critical, has been found in TOTOLINK X15 1.0.0-B20230714.1105. Affected by this issue is the function formMapReboot of the file /boafrm/formMapReboot. The manipulation of the argument deviceMacAddr leads to command injection. The attack may be…

more

launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

totolink
x15 firmware
1.0.0-b20230714.1105

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-74

Developer assessments and testing (including injection-focused techniques) identify improper neutralization of special elements, and the verifiable flaw remediation corrects them pre-deployment.

addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

addresses: CWE-74

Identifies indicators of injection attacks (command, SQL, LDAP, etc.) via anomaly and attack monitoring.

References