CVE & CISA-KEV Catalog

CVE-2022-20827

CRITICALEPSS 74th pctl
9.0
CVSS v3
NVD

Description

Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service (DoS) condition on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

CWE-120Classic Buffer OverflowCWE-78OS Command Injection

How to fix

Remediation Available
rv160 firmwareNVD
Affected:< 1.0.01.05Fixed in:1.0.01.05CVE-2022-20827derived from NVD
rv160w firmwareNVD
Affected:< 1.0.01.05Fixed in:1.0.01.05CVE-2022-20827derived from NVD
rv260 firmwareNVD
Affected:< 1.0.01.05Fixed in:1.0.01.05CVE-2022-20827derived from NVD
rv260p firmwareNVD
Affected:< 1.0.01.05Fixed in:1.0.01.05CVE-2022-20827derived from NVD
rv260w firmwareNVD
Affected:< 1.0.01.05Fixed in:1.0.01.05CVE-2022-20827derived from NVD
rv340 firmwareNVD
Affected:< 1.0.03.26Fixed in:1.0.03.26CVE-2022-20827derived from NVD
rv340w firmwareNVD
Affected:< 1.0.03.26Fixed in:1.0.03.26CVE-2022-20827derived from NVD
rv345 firmwareNVD
Affected:< 1.0.03.26Fixed in:1.0.03.26CVE-2022-20827derived from NVD
rv345p firmwareNVD
Affected:< 1.0.03.26Fixed in:1.0.03.26CVE-2022-20827derived 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 ComplexityHigh
Privileges RequiredNone
User InteractionNone
ScopeChanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

1.66%probability of exploitation in 30 days
74thpercentile

Elevated risk: more likely to be exploited than 74% of all known CVEs.

References

Vendor Advisory1

Related Vulnerabilities

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

CVESeverityCVSSEPSSExploitedFix
CVE-2014-0195Medium6.8100%-Fix
CVE-2017-7269Critical9.8100%KEV-
CVE-2019-11043High8.799%KEV + RansomFix
CVE-2011-4862High10.095%-Fix
CVE-2007-5659High7.894%KEVFix
CVE-2022-3786High7.591%-Fix
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CVE-2022-20827 severity badge

Markdown

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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.