A Use of Client-Side Authentication issue was discovered in Advantech B+B SmartWorx MESR901 firmware versions 1.5.2 and prior.

Published 9 y ago 2017-05-06 · modified 4 mo ago 2026-06-17 · JSON

CVSS

9.8

v3.0 · NVD

CISA KEV

not known exploited

EPSS

2.6%

percentile 86%

Public exploits

none known

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.

Exploit prediction (EPSS)

2.62% probability of exploitation in the next 30 days, higher than 86% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
NVD	3.0	9.8	`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`
NVD	2.0	7.5	`AV:N/AC:L/Au:N/C:P/I:P/A:P`

Affected products

n/a Advantech B+B SmartWorx MESR901

Classification

Weakness

CWE-603 Use of Client-Side Authentication
CWE-287 Improper Authentication

References

ics-cert.us-cert.gov /advisories/ICSA-17-122-03 · x_refsource_MISC, x_transferred
securityfocus.com /bid/98257 · vdb-entry, x_refsource_BID, x_transferred

Sources

CVE List: CVE-2017-7909
NVD: CVE-2017-7909

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