CVE-2021-1472

Cisco Small Business RV Series Routers Vulnerabilities

CRITICAL
9.8
CVSS Score
Published: April 8, 2021 at 04:06 AM UTC
Updated: June 17, 2026 at 03:31 AM UTC
19 products affected across 1 vendorRV340W FirmwareRV345 FirmwareRV345P Firmware

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Severity
CRITICAL9.8
Exploit prediction
EPSS 72%
SSVC
PoC

Description

Multiple vulnerabilities exist in the web-based management interface of Cisco Small Business RV Series Routers. A remote attacker could execute arbitrary commands or bypass authentication and upload files on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 1.0.01.03
Affected range stops below 1.0.01.03, so it looks safe — our inference, not a vendor statement
cisco-rv160 (same device)
v < 1.0.01.03
Affected range stops below 1.0.01.03, so it looks safe — our inference, not a vendor statement
cisco-rv160w (same device)
v < 1.0.01.03
Affected range stops below 1.0.01.03, so it looks safe — our inference, not a vendor statement
cisco-rv260 (same device)
v < 1.0.01.03
Affected range stops below 1.0.01.03, so it looks safe — our inference, not a vendor statement
cisco-rv260p (same device)
v < 1.0.01.03
Affected range stops below 1.0.01.03, so it looks safe — our inference, not a vendor statement
cisco-rv260w (same device)
v < 1.0.03.21
Affected range stops below 1.0.03.21, so it looks safe — our inference, not a vendor statement
cisco-rv340 (same device)
v < 1.0.03.21
Affected range stops below 1.0.03.21, so it looks safe — our inference, not a vendor statement
cisco-rv340w (same device)
v < 1.0.03.21
Affected range stops below 1.0.03.21, so it looks safe — our inference, not a vendor statement
cisco-rv345 (same device)
v < 1.0.03.21
Affected range stops below 1.0.03.21, so it looks safe — our inference, not a vendor statement
cisco-rv345p (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-119CWE-287

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