Is CVE-2021-25149 in the CISA KEV catalog?

No. CVE-2021-25149 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-25149?

CVE-2021-25149 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2021-25149?

CVE-2021-25149 has an EPSS score of 1.63% (73th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-25149?

Upgrade instant to 8.6.0.3 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2021-25149

CRITICALEPSS 73th pctl

9.8

CVSS v3

NVD

Description

A remote buffer overflow vulnerability was discovered in some Aruba Instant Access Point (IAP) products in version(s): Aruba Instant 6.4.x: 6.4.4.8-4.2.4.17 and below; Aruba Instant 6.5.x: 6.5.4.16 and below; Aruba Instant 8.3.x: 8.3.0.12 and below; Aruba Instant 8.5.x: 8.5.0.6 and below; Aruba Instant 8.6.x: 8.6.0.2 and below. Aruba has released patches for Aruba Instant that address this security vulnerability.

CWE-120Classic Buffer Overflow

How to fix

Remediation Available

instantNVD

Affected:>= 8.6.0.0, < 8.6.0.3Fixed in:8.6.0.3CVE-2021-25149derived from NVD

scalance w1750d firmwareNVD

Affected:< 8.7.0Fixed in:8.7.0CVE-2021-25149derived 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 VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.63%probability of exploitation in 30 days

73rdpercentile

Elevated risk: more likely to be exploited than 73% of all known CVEs.

References

Patch1

cert-portal.siemens.com

Vendor Advisory1

arubanetworks.com

Related Vulnerabilities

Other CWE-120 (Classic Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0195	Medium	6.8	100%	-	Fix
CVE-2017-7269	Critical	9.8	100%	KEV	-
CVE-2019-11043	High	8.7	99%	KEV + Ransom	Fix
CVE-2011-4862	High	10.0	95%	-	Fix
CVE-2007-5659	High	7.8	94%	KEV	Fix
CVE-2022-3786	High	7.5	91%	-	Fix

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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.