CVE-2023-30756
published 2024-09-10CVE-2023-30756: A vulnerability has been identified in SIMATIC CP 1242-7 V2 (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-1 (incl. SIPLUS variants) (All…
PriorityP431medium5.9CVSS 3.1
AVNACHPRNUINSUCNINAH
EPSS
0.45%
36.6th percentile
A vulnerability has been identified in SIMATIC CP 1242-7 V2 (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-1 (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-1 IEC (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-7 LTE (All versions < V3.5.20), SIMATIC CP 1243-8 IRC (6GK7243-8RX30-0XE0) (All versions < V3.5.20), SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions), SIMATIC IPC DiagBase (All versions), SIMATIC IPC DiagMonitor (All versions), SIMATIC WinCC Runtime Advanced (All versions), SIPLUS TIM 1531 IRC (6AG1543-1MX00-7XE0) (All versions < V2.4.8), TIM 1531 IRC (6GK7543-1MX00-0XE0) (All versions < V2.4.8). The web server of the affected devices do not properly handle certain errors when using the Expect HTTP request header, resulting in NULL dereference.
This could allow a remote attacker with no privileges to cause a denial of service condition in the system.
Affected
12 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| siemens | simatic_cp_1242-7_v2 | < V3.5.20 | V3.5.20 |
| siemens | simatic_cp_1243-1 | < V3.5.20 | V3.5.20 |
| siemens | simatic_cp_1243-1_dnp3 | < V3.5.20 | V3.5.20 |
| siemens | simatic_cp_1243-1_iec | < V3.5.20 | V3.5.20 |
| siemens | simatic_cp_1243-7_lte | < V3.5.20 | V3.5.20 |
| siemens | simatic_cp_1243-8_irc | < V3.5.20 | V3.5.20 |
| siemens | simatic_hmi_comfort_panels | — | — |
| siemens | simatic_ipc_diagbase | < * | * |
| siemens | simatic_ipc_diagmonitor | — | — |
| siemens | simatic_wincc_runtime_advanced | — | — |
| siemens | siplus_tim_1531_irc | < V2.4.8 | V2.4.8 |
| siemens | tim_1531_irc | < V2.4.8 | V2.4.8 |
CVSS provenance
nvdv3.15.9MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv4.08.2HIGHCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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CISA ICS
Siemens SIMATIC, SIPLUS, and TIM
cisa_ics·2024-09-12
Siemens SIMATIC, SIPLUS, and TIM
ICS Advisory
##
Siemens SIMATIC, SIPLUS, and TIM
Release DateSeptember 12, 2024
Alert CodeICSA-24-256-09
Related topics:
Industrial Control System Vulnerabilities, Industrial Control Systems
As of January 10, 2023, CISA will no longer be updating ICS security advisories for Siemens product vulnerabilities beyond the initial advisory. For the most up-to-date information on vulnerabilities in this advisory, please see Siemens' ProductCERT Security Advisories (CERT Services | Services | Siemens Global).
View CSAF
## 1. EXECUTIVE SUMMARY
- CVSS v4 8.2
- ATTENTION: Exploitable remotely
- Vendor: Siemens
- Equipment: SIMATIC, SIPLUS, and TIM
- Vulnerabilities: NULL Pointer Dereference
## 2. RISK EVALUATION
Successful exploitation of these vulnerabilities co
GHSA
GHSA-4p43-gfmp-qjmm: A vulnerability has been identified in SIMATIC CP 1242-7 V2 (incl
ghsa_unreviewed·2024-09-10
CVE-2023-30756 [HIGH] CWE-476 GHSA-4p43-gfmp-qjmm: A vulnerability has been identified in SIMATIC CP 1242-7 V2 (incl
A vulnerability has been identified in SIMATIC CP 1242-7 V2 (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-1 (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-1 IEC (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-7 LTE (All versions < V3.5.20), SIMATIC CP 1243-8 IRC (6GK7243-8RX30-0XE0) (All versions < V3.5.20), SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions), SIMATIC IPC DiagBase (All versions), SIMATIC IPC DiagMonitor (All versions), SIMATIC WinCC Runtime Advanced (All versions), SIPLUS TIM 1531 IRC (6AG1543-1MX00-7XE0) (All versions < V2.4.8), TIM 1531 IRC (6GK7543-1MX00-0XE0) (All versions < V2.4.8). The web server of the affected devices do no
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2024-09-10
Published