CVE-2017-7909 — CRITICAL (9.8)

Q: How severe is CVE-2017-7909?

CVE-2017-7909 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Q: Is there a patch for CVE-2017-7909?

Check the references section above for vendor advisories and patch information. Affected products include: Advantech B\+B Smartworx Mesr901 Firmware, Advantech B\+B Smartworx Mesr901.

Vulnerability Description

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.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Advantech B\+B Smartworx	Mesr901 Firmware	<= 1.5.2
Advantech B\+B Smartworx	Mesr901	-

Related Weaknesses (CWE)

CWE-287 CWE-603

References

http://www.securityfocus.com/bid/98257Third Party AdvisoryVDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-17-122-03Third Party AdvisoryUS Government Resource
http://www.securityfocus.com/bid/98257Third Party AdvisoryVDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-17-122-03Third Party AdvisoryUS Government Resource

FAQ

What is CVE-2017-7909?

CVE-2017-7909 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 redi...

How severe is CVE-2017-7909?

CVE-2017-7909 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2017-7909?

Check the references section above for vendor advisories and patch information. Affected products include: Advantech B\+B Smartworx Mesr901 Firmware, Advantech B\+B Smartworx Mesr901.