CVE-2018-5455
moderate-risk
Published 2018-03-05
A Reliance on Cookies without Validation and Integrity Checking issue was discovered in Moxa OnCell G3100-HSPA Series version 1.4 Build 16062919 and prior. The application allows a cookie parameter to consist of only digits, allowing an attacker to perform a brute force attack bypassing authentication and gaining access to device functions.
Do I need to act?
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0.45% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10
Critical
NETWORK
/ LOW complexity
Affected Products (4)
Oncell G3110-Hspa Firmware
Oncell G3110-Hspa-T Firmware
Oncell G3150-Hspa Firmware
Oncell G3150-Hspa-T Firmware
Affected Vendors
References (2)
44
/ 100
moderate-risk
Severity
32/34 · Critical
Exploitability
2/34 · Minimal
Exposure
10/34 · Low