CVE-2023-38380: High severity siemens 6gk7243-8rx30-0xe0 vulnerability
A vulnerability has been identified in SIMATIC CP 1242-7 V2 (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-1 (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants) (All versions), SIMATIC CP 1243-1 IEC (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-7 LTE (All versions < V3.4.29), SIMATIC CP 1243-8 IRC (6GK7243-8RX30-0XE0) (All versions < V3.4.29), SIMATIC CP 1542SP-1 (6GK7542-6UX00-0XE0) (All versions < V2.3), SIMATIC CP 1542SP-1 IRC (6GK7542-6VX00-0XE0) (All versions < V2.3), SIMATIC CP 1543-1 (6GK7543-1AX00-0XE0) (All versions < V3.0.37), SIMATIC CP 1543SP-1 (6GK7543-6WX00-0XE0) (All versions < V2.3), SINAMICS S210 (6SL5...) (All versions >= V6.1 < V6.1 HF2), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (6AG2542-6VX00-4XE0) (All versions < V2.3), SIPLUS ET 200SP CP 1543SP-1 ISEC (6AG1543-6WX00-7XE0) (All versions < V2.3), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (6AG2543-6WX00-4XE0) (All versions < V2.3), SIPLUS NET CP 1543-1 (6AG1543-1AX00-2XE0) (All versions < V3.0.37). The webserver implementation of the affected products does not correctly release allocated memory after it has been used. An attacker with network access could use this vulnerability to cause a denial-of-service condition in the webserver of the affected product.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2023-38380?
The severity of CVE-2023-38380 is classified as critical due to the potential for remote exploitation.
How do I fix CVE-2023-38380?
To fix CVE-2023-38380, update the affected Siemens devices to version 3.4.29 or later.
Which Siemens products are affected by CVE-2023-38380?
CVE-2023-38380 affects various Siemens products including SIMATIC CP 1242-7 V2, SIMATIC CP 1243-1, and related variants.
What are the potential impacts of CVE-2023-38380?
The potential impacts of CVE-2023-38380 include unauthorized access and control over the affected devices.
Is there a workaround for CVE-2023-38380 while I update my systems?
Currently, there are no recommended workarounds for CVE-2023-38380; updating to the fixed version is essential.