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Vulnerability record · CVE-2018-13816 · published 12 December 2018

CVE-2018-13816: Siemens tim 1531 irc firmware improper access control vulnerability

Siemens · Tim 1531 Irc Firmware

A vulnerability has been identified in TIM 1531 IRC (All version < V2.0). The devices was missing proper authentication on port 102/tcp, although configured. Successful exploitation requires an attacker to be able to send packets to port 102/tcp of the affected device. No user interaction and no user privileges are required to exploit the vulnerability. At the time of advisory publication no public exploitation of this vulnerability was known.

10.0 CVSS 3.0 Critical EPSS 2.8% · top 13.8% CWE-284 · Improper access controlCWE-287 · Improper authentication
10.0CVSS 3.0 base score, v2 7.5
2.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

A vulnerability has been identified in TIM 1531 IRC (All version < V2.0). The devices was missing proper authentication on port 102/tcp, although configured. Successful exploitation requires an attacker to be able to send packets to port 102/tcp of the affected device. No user interaction and no user privileges are required to exploit the vulnerability. At the time of advisory publication no public exploitation of this vulnerability was known.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/106194 Third Party AdvisoryVDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-982399.pdf Vendor Advisory
http://www.securityfocus.com/bid/106194 Third Party AdvisoryVDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-982399.pdf Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-13816), CISA KEV, FIRST EPSS (scores of 2026-10-14). This page is refreshed as NVD updates the record.