Vulnerability in Siemens 6ag1414-3em07-7ab0
CVE-2022-47374
A vulnerability has been identified in SIMATIC PC-Station Plus (All versions), SIMATIC S7-400 CPU 412-2 PN V7 (All versions), SIMATIC S7-400 CPU 414-3 PN/DP V7 (All versions), SIMATIC S7-400 CPU 414F-3 PN/DP V7 (All versions), SIMATIC S7-400 CPU 416-3 PN/DP V7 (All versions), SIMATIC S7-400 CPU 416F-3 PN/DP V7 (All versions), SINAMICS S120 (incl. SIPLUS variants) (All versions < V5.2 SP3 HF15), SIPLUS S7-400 CPU 414-3 PN/DP V7 (All versions), SIPLUS S7-400 CPU 416-3 PN/DP V7 (All versions). The affected products do not handle HTTP(S) requests to the web server correctly. This could allow an attacker to exhaust system resources and create a denial of service condition for the device.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.007 (52.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Siemens 6ag1414-3em07-7ab0
- Siemens 6ag1414-3em07-7ab0 Firmware
- Siemens 6ag1416-3es07-7ab0
- Siemens 6ag1416-3es07-7ab0 Firmware
- Siemens 6es7412-2ek07-0ab0
- Siemens 6es7412-2ek07-0ab0 Firmware
- Siemens 6es7414-3em07-0ab0
- Siemens 6es7414-3em07-0ab0 Firmware
- Siemens 6es7414-3fm07-0ab0
- Siemens 6es7414-3fm07-0ab0 Firmware
Weakness classification (CWE)
References
- cert-portal.siemens.com/productcert/pdf/ssa-892915.pdf (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-47374?
- CVE-2022-47374 is a high-severity vulnerability in Siemens 6ag1414-3em07-7ab0, classified under Uncontrolled Recursion. CVSS score: 7.5/10. Published 2023-12-12.
- How severe is CVE-2022-47374?
- High severity. CVSS v3 base score is 7.5 out of 10.