Is CVE-2021-25671 in the CISA KEV catalog?

No. CVE-2021-25671 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-25671?

CVE-2021-25671 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2021-25671?

CVE-2021-25671 has an EPSS score of 0.38% (30th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-25671?

Upgrade rwg1.m12 firmware to 1.16.16 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2021-25671

MEDIUM

4.3

CVSS v3

NVD

Description

A vulnerability has been identified in RWG1.M12 (All versions < V1.16.16), RWG1.M12D (All versions < V1.16.16), RWG1.M8 (All versions < V1.16.16). Sending specially crafted ARP packets to an affected device could cause a partial denial-of-service, preventing the device to operate normally. A restart is needed to restore normal operations.

CWE-770Allocation of Resources Without Limits or Throttling

How to fix

Remediation Available

rwg1.m12 firmwareNVD

Affected:< 1.16.16Fixed in:1.16.16CVE-2021-25671derived from NVD

rwg1.m12d firmwareNVD

Affected:< 1.16.16Fixed in:1.16.16CVE-2021-25671derived from NVD

rwg1.m8 firmwareNVD

Affected:< 1.16.16Fixed in:1.16.16CVE-2021-25671derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Exploit Intelligence

0.38%probability of exploitation in 30 days

30thpercentile

Low risk: more likely to be exploited than 30% of all known CVEs.

References

Patch1

cert-portal.siemens.com

Related Vulnerabilities

Other CWE-770 (Allocation of Resources Without Limits or Throttling) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-50387	High	7.5	100%	-	Fix
CVE-2019-11478	Medium	5.3	95%	-	Fix
CVE-2019-11479	High	7.5	92%	-	Fix
CVE-2024-27316	High	7.5	91%	-	Fix
CVE-2022-30522	High	7.5	90%	-	Fix
CVE-2019-9515	High	7.5	88%	-	Fix

Embed a live status badge for CVE-2021-25671

Markdown

[![CVE-2021-25671](https://tridentstack.com/cve/badge/CVE-2021-25671.svg)](https://tridentstack.com/cve/CVE-2021-25671)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-25671"><img src="https://tridentstack.com/cve/badge/CVE-2021-25671.svg" alt="CVE-2021-25671"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.