← Vulnerability feed

Vulnerability record · CVE-2019-13926 · published 11 February 2020

CVE-2019-13926: Siemens scalance s602 firmware uncontrolled resource consumption vulnerability

Siemens · Scalance S602 Firmware

A vulnerability has been identified in SCALANCE S602 (All versions >= V3.0 and < V4.1), SCALANCE S612 (All versions >= V3.0 and < V4.1), SCALANCE S623 (All versions >= V3.0 and < V4.1), SCALANCE S627-2M (All versions >= V3.0 and < V4.1). Specially crafted packets sent to port 443/tcp of affected devices could cause a Denial-of-Service condition of the web server. A cold reboot is required to restore the functionality of the device.

7.5 CVSS 3.1 High EPSS 1.5% · top 26.4% CWE-400 · Uncontrolled resource consumption
7.5CVSS 3.1 base score, v2 7.8
1.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

A vulnerability has been identified in SCALANCE S602 (All versions >= V3.0 and < V4.1), SCALANCE S612 (All versions >= V3.0 and < V4.1), SCALANCE S623 (All versions >= V3.0 and < V4.1), SCALANCE S627-2M (All versions >= V3.0 and < V4.1). Specially crafted packets sent to port 443/tcp of affected devices could cause a Denial-of-Service condition of the web server. A cold reboot is required to restore the functionality of the device.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

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

References

LinkTags
https://cert-portal.siemens.com/productcert/pdf/ssa-591405.pdf Vendor Advisory
https://www.us-cert.gov/ics/advisories/icsa-20-042-10 Third Party AdvisoryUS Government Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-591405.pdf Vendor Advisory
https://www.us-cert.gov/ics/advisories/icsa-20-042-10 Third Party AdvisoryUS Government Resource

Track CVE-2019-13926 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

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

7.5CVE-2019-13925Siemens scalance s602 firmware uncontrolled resource consumption vulnerabilityA vulnerability has been identified in SCALANCE S602 (All versions >= V3.0 and < V4.1), SCALANCE S612 (All versions >= V3.0 and < V4.1), SCALANCE S62…EPSS 1.5%6.1CVE-2019-6585Siemens scalance s602 firmware cross-site scripting vulnerabilityA vulnerability has been identified in SCALANCE S602 (All versions >= V3.0 and < V4.1), SCALANCE S612 (All versions >= V3.0 and < V4.1), SCALANCE S62…EPSS 0.74%5.9CVE-2021-3449OpenSSL TLS server NULL pointer dereference via renegotiation ClientHelloAn OpenSSL TLS server can be crashed by a maliciously crafted TLSv1.2 renegotiation ClientHello that omits the signature_algorithms extension while i…EPSS 64%analysed5.4CVE-2018-16555Siemens scalance s602 firmware cross-site scripting vulnerabilityA vulnerability has been identified in SCALANCE S602 (All versions < V4.0.1.1), SCALANCE S612 (All versions < V4.0.1.1), SCALANCE S623 (All versions …EPSS 0.69%7.5CVE-2026-28318SolarWinds Serv-U unauthenticated POST request denial of serviceSolarWinds Serv-U crashes when it receives a specially crafted POST request using Content-Encoding: deflate, and the crash occurs without authenticat…KEVEPSS 1.9%analysed7.5CVE-2026-45498Microsoft Defender antimalware platform uncontrolled resource consumption DoSCVE-2026-45498 is a denial of service flaw in the Microsoft Defender antimalware platform, classified as uncontrolled resource consumption (CWE-400).…KEVEPSS 1.3%analysed7.5CVE-2023-44487HTTP/2 Rapid Reset stream cancellation denial of serviceThe HTTP/2 protocol permits a client to cancel many streams quickly, and the server's handling of those resets consumes disproportionate resources. T…KEVEPSS 100%analysed7.5CVE-2023-38180Microsoft .NET and Visual Studio uncontrolled resource consumption DoSCVE-2023-38180 is a denial-of-service flaw in Microsoft .NET, ASP.NET Core and Visual Studio 2022, classified as uncontrolled resource consumption (C…KEVEPSS 14%analysed

Source: NIST National Vulnerability Database (record CVE-2019-13926), CISA KEV, FIRST EPSS (scores of 2026-10-13). This page is refreshed as NVD updates the record.