Buffer overflow in Siemens Sinumerik 808d
CVE-2021-37199
A vulnerability has been identified in SINUMERIK 808D (All versions), SINUMERIK 828D (All versions < V4.95). Affected devices don't process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial-of-service in the device.
Vulnerability class: Buffer Overflow
EPSS: 0.010 (59.9th percentile) — read the EPSS interpretation.
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.
Affected products
- Siemens Sinumerik 808d — versions All versions
- Siemens Sinumerik_808d
- Siemens Sinumerik_808d_firmware
- Siemens Sinumerik 828d — versions All versions < V4.95
- Siemens Sinumerik_828d
- Siemens Sinumerik_828d_firmware
Weakness classification (CWE)
References
- productcert@siemens.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-37199?
- CVE-2021-37199 is a high-severity vulnerability in Siemens Sinumerik 808d, classified under Heap-based Buffer Overflow. CVSS score: 7.5/10. Published 2021-10-12.
- How severe is CVE-2021-37199?
- High severity. CVSS v3 base score is 7.5 out of 10.