CVE-2017-7909

moderate-risk
Published 2017-05-06

A Use of Client-Side Authentication issue was discovered in Advantech B+B SmartWorx MESR901 firmware versions 1.5.2 and prior. The web interface uses JavaScript to check client authentication and redirect unauthorized users. Attackers may intercept requests and bypass authentication to access restricted web pages.

Do I need to act?

~
1.6% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
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 (1)

Mesr901 Firmware

Affected Vendors

Advantech B\+B Smartworx

References (4)

Third Party Advisory http://www.securityfocus.com/bid/98257
Third Party Advisory https://ics-cert.us-cert.gov/advisories/ICSA-17-122-03
Third Party Advisory http://www.securityfocus.com/bid/98257
Third Party Advisory https://ics-cert.us-cert.gov/advisories/ICSA-17-122-03
41
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 4/34 · Minimal
Exposure 5/34 · Minimal