Buffer overflow in Siemens Simatic Cp 1242-7 V2
CVE-2022-34819
A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions < V3.3.46), SIMATIC CP 1243-1 (All versions < V3.3.46), SIMATIC CP 1243-7 LTE EU (All versions < V3.3.46), SIMATIC CP 1243-7 LTE US (All versions < V3.3.46), SIMATIC…
Vulnerability class: Buffer Overflow
EPSS: 0.013 (79.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C.
Affected products
- Siemens Simatic Cp 1242-7 V2 — versions All versions < V3.3.46
- Siemens Simatic Cp 1243-1 — versions All versions < V3.3.46
- Siemens Simatic Cp 1243-7 Lte Eu — versions All versions < V3.3.46
- Siemens Simatic Cp 1243-7 Lte Us — versions All versions < V3.3.46
- Siemens Simatic Cp 1243-8 Irc — versions All versions < V3.3.46
- Siemens Simatic Cp 1542sp-1 Irc — versions All versions >= V2.0 < V2.2.28
- Siemens Simatic Cp 1543-1 — versions All versions < V3.0.22
- Siemens Simatic Cp 1543sp-1 — versions All versions >= V2.0 < V2.2.28
- Siemens Siplus Et 200sp Cp 1542sp-1 Irc Tx Rail — versions All versions >= V2.0 < V2.2.28
- Siemens Siplus Et 200sp Cp 1543sp-1 Isec — versions All versions >= V2.0 < V2.2.28
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2022-34819?
- CVE-2022-34819 is a critical-severity vulnerability in Siemens Simatic Cp 1242-7 V2, classified under Heap-based Buffer Overflow. CVSS score: 10.0/10. Published 2022-07-12.
- How severe is CVE-2022-34819?
- Critical severity. CVSS v3 base score is 10.0 out of 10.