CVE-2021-25676
published 2021-03-15CVE-2021-25676: A vulnerability has been identified in RUGGEDCOM RM1224 (V6.3), SCALANCE M-800 (V6.3), SCALANCE S615 (V6.3), SCALANCE SC-600 (All Versions >= V2.1 and <…
PriorityP339high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
EPSS
1.29%
66.9th percentile
A vulnerability has been identified in RUGGEDCOM RM1224 (V6.3), SCALANCE M-800 (V6.3), SCALANCE S615 (V6.3), SCALANCE SC-600 (All Versions >= V2.1 and < V2.1.3). Multiple failed SSH authentication attempts could trigger a temporary Denial-of-Service under certain conditions. When triggered, the device will reboot automatically.
Affected
8 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| siemens | ruggedcom_rm1224 | — | — |
| siemens | ruggedcom_rm1224_firmware | — | — |
| siemens | scalance_m-800 | — | — |
| siemens | scalance_m-800_firmware | — | — |
| siemens | scalance_s615 | — | — |
| siemens | scalance_s615_firmware | — | — |
| siemens | scalance_sc-600 | — | — |
| siemens | scalance_sc-600_firmware | >= 2.1 < 2.1.3 | 2.1.3 |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
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GHSA
GHSA-pg2c-638q-xw3m: A vulnerability has been identified in RUGGEDCOM RM1224 (V6
ghsa_unreviewed·2022-05-24
CVE-2021-25676 [HIGH] CWE-307 GHSA-pg2c-638q-xw3m: A vulnerability has been identified in RUGGEDCOM RM1224 (V6
A vulnerability has been identified in RUGGEDCOM RM1224 (V6.3), SCALANCE M-800 (V6.3), SCALANCE S615 (V6.3), SCALANCE SC-600 (All Versions >= V2.1 and < V2.1.3). Multiple failed SSH authentication attempts could trigger a temporary Denial-of-Service under certain conditions. When triggered, the device will reboot automatically.
CISA ICS
Siemens SCALANCE and RUGGEDCOM Devices SSH (Update A)
cisa_ics·2021-03-09·CVSS 7.5
[HIGH] Siemens SCALANCE and RUGGEDCOM Devices SSH (Update A)
## Archived Content In an effort to keep CISA.gov current, the archive contains outdated information that may not reflect current policy or programs.
ICS Advisory
##
Siemens SCALANCE and RUGGEDCOM Devices SSH (Update A)
Last RevisedApril 13, 2021
Alert CodeICSA-21-068-02
## 1. EXECUTIVE SUMMARY
- CVSS v3 8.6
- ATTENTION: Exploitable remotely/low attack complexity
- Vendor: Siemens
- Equipment: SCALANCE and RUGGEDCOM Devices
- Vulnerability: Improper Restriction of Excessive Authentication Attempts
## 2. UPDATE INFORMATION
This updated advisory is a follow-up to the original advisory titled ICSA-21-068-02 Siemens SCALANCE and RUGGEDCOM Devices SSH that was published March 9, 2021, to the ICS webpage on us-cert.cisa.gov.
## 3. RISK EVAL
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2021-03-15
Published