QID 591161

Date Published: 2022-11-07

QID 591161: Siemens SIMATIC STEP 7,SIMANTIC STEP 7 (TIA Admin),SIMATIC NET PC Software,SIMANTIC Logon,SINEC NMS and Telecontrol Server Basic Open Secure Sockets Layer (OpenSSL) Denial of Service (DoS) Vulnerability (SSA-712929)

AFFECTED PRODUCTS
The following Siemens products are affected:
TeleControl Server Basic V3: All versions prior to V3.1.1
SIMATIC STEP 7 V5.X: All versions prior to V5.7 HF4
SIMATIC STEP 7 (TIA Portal): All versions
SIMATIC NET PC Software V14: All versions
SIMATIC NET PC Software V15: All versions
SIMATIC NET PC Software: V16 All versions prior to V16 Update 6
SIMATIC NET PC Software: V17 All versions
SIMATIC Logon All versions prior to V1.6 Update 6
SINEC NMS: All versions prior to V1.0.3

QID Detection Logic (Authenticated):
QID checks for the Vulnerable version of Siemens using registry "HKLM\SOFTWARE\Siemens"

Successful exploitation of this vulnerability could allow an attacker to create a denial of service condition by providing specially crafted elliptic curve certificates to products that use a vulnerable version of OpenSSL.

  • CVSS V3 rated as High - 7.5 severity.
  • CVSS V2 rated as Medium - 5 severity.
  • Solution

    Customers are advised to refer to CERT MITIGATIONS section SSA-712929 for affected packages and patching details.

    CVEs related to QID 591161

    Software Advisories
    Advisory ID Software Component Link
    SSA-712929 URL Logo cert-portal.siemens.com/productcert/pdf/ssa-712929.pdf
    © CVE.report 2026 |

    Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

    CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

    Free CVE JSON API cve.report/api

    CVE.report and Source URL Uptime Status status.cve.report