Buffer overflow in Siemens Scalance X200-4p Irt
CVE-2021-25668
A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT PRO (All versions < 5.5.1), SCALANCE X202-2 IRT (All versions < 5.5.1), SCALANCE X202-2P…
Vulnerability class: Buffer Overflow
EPSS: 0.016 (72.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Siemens Scalance X200-4p Irt — versions All versions < 5.5.1
- Siemens Scalance_x200-4p_irt
- Siemens Scalance_x200-4p_irt_firmware
- Siemens Scalance X201-3p Irt — versions All versions < 5.5.1
- Siemens Scalance_x201-3p_irt
- Siemens Scalance_x201-3p_irt_firmware
- Siemens Scalance X201-3p Irt Pro — versions All versions < 5.5.1
- Siemens Scalance_x201-3p_irt_pro
- Siemens Scalance_x201-3p_irt_pro_firmware
- Siemens Scalance X202-2 Irt — versions All versions < 5.5.1
Weakness classification (CWE)
References
- productcert@siemens.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-25668?
- CVE-2021-25668 is a critical-severity vulnerability in Siemens Scalance X200-4p Irt, classified under Heap-based Buffer Overflow. CVSS score: 9.8/10. Published 2021-04-22.
- How severe is CVE-2021-25668?
- Critical severity. CVSS v3 base score is 9.8 out of 10.