Vulnerability · Published Oct 12, 2021 · Assigned by siemens

CVE-2021-41546

High 7.5

In plain English

A high-severity uncontrolled resource consumption in RUGGEDCOM ROX MX5000 from Siemens. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 62% of all known vulnerabilities).

Severity (CVSS NVD)7.5High

Exploit odds (30 days)1.0%top 37.7% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

A vulnerability has been identified in RUGGEDCOM ROX MX5000 (All versions < V2.14.1), RUGGEDCOM ROX RX1400 (All versions < V2.14.1), RUGGEDCOM ROX RX1500 (All versions < V2.14.1), RUGGEDCOM ROX RX1501 (All versions < V2.14.1), RUGGEDCOM ROX RX1510 (All versions < V2.14.1), RUGGEDCOM ROX RX1511 (All versions < V2.14.1), RUGGEDCOM ROX RX1512 (All versions < V2.14.1), RUGGEDCOM ROX RX1524 (All versions < V2.14.1), RUGGEDCOM ROX RX1536 (All versions < V2.14.1), RUGGEDCOM ROX RX5000 (All versions < V2.14.1). Affected devices write crashdumps without checking if enough space is available on the filesystem. Once the crashdump fills the entire root filesystem, affected devices fail to boot successfully. An attacker can leverage this vulnerability to cause a permanent Denial-of-Service.

Affected products (as reported)

Vendor	Product	Versions
Siemens	RUGGEDCOM ROX MX5000	All versions < V2.14.1
Siemens	RUGGEDCOM ROX RX1400	All versions < V2.14.1
Siemens	RUGGEDCOM ROX RX1500	All versions < V2.14.1
Siemens	RUGGEDCOM ROX RX1501	All versions < V2.14.1
Siemens	RUGGEDCOM ROX RX1510	All versions < V2.14.1
Siemens	RUGGEDCOM ROX RX1511	All versions < V2.14.1
Siemens	RUGGEDCOM ROX RX1512	All versions < V2.14.1
Siemens	RUGGEDCOM ROX RX1524	All versions < V2.14.1
Siemens	RUGGEDCOM ROX RX1536	All versions < V2.14.1
Siemens	RUGGEDCOM ROX RX5000	All versions < V2.14.1

Weakness: CWE-400

References

https://cert-portal.siemens.com/productcert/pdf/ssa-173565.pdf x_refsource_MISC