Is CVE-2012-1803 being actively exploited?

CVE-2012-1803 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2012-1803?

CVE-2012-1803 has a CVSS 2.0 base score of 8.5 (HIGH).

CVE-2012-1803

HIGH · CVSS 8.5EPSS 48.9%EU EUVD

RuggedCom Rugged Operating System (ROS) 3.10.x and earlier has a factory account with a password derived from the MAC Address field in the banner, which makes it easier for remote attackers to obtain access by performing a calculation on this address value, and then establishing a (1) TELNET, (2) remote shell (aka rsh), or (3) serial-console session.

Key facts

CVSS score: 8.5 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:M/Au:S/C:C/I:C/A:C
Weakness (CWE): CWE-310
EPSS score: 48.9% (99th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2012-1813)
Published: April 28, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-1813 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

siemens / ruggedcom rugged operating system

References

http://archives.neohapsis.com/archives/bugtraq/2012-04/0186.html(Broken Link)
http://arstechnica.com/business/news/2012/04/backdoor-in-mission-critical-hardware-threatens-power-traffic-control-systems.ars(Third Party Advisory)
http://ics-cert.us-cert.gov/advisories/ICSA-12-146-01A(Third Party Advisory, US Government Resource)
http://seclists.org/fulldisclosure/2012/Apr/277(Exploit, Mailing List, Third Party Advisory)
http://www.exploit-db.com/exploits/18779(Exploit, Third Party Advisory, VDB Entry)
http://www.kb.cert.org/vuls/id/889195(Third Party Advisory, US Government Resource)
http://www.kb.cert.org/vuls/id/MAPG-8RCPEN(Third Party Advisory, US Government Resource)
http://www.ruggedcom.com/productbulletin/ros-security-page/(Broken Link, Vendor Advisory)
http://www.securityfocus.com/bid/53215(Third Party Advisory, VDB Entry)
http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-12-116-01A.pdf(Broken Link, Third Party Advisory, US Government Resource)
http://www.wired.com/threatlevel/2012/04/ruggedcom-backdoor/(Third Party Advisory)
https://exchange.xforce.ibmcloud.com/vulnerabilities/75120(Third Party Advisory, VDB Entry)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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