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CVE-2022-20705· NVD / CVE Program· CNA cisco

Cisco Small Business RV Series Routers Vulnerabilities

Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: Execute arbitrary code Elevate privileges Execute arbitrary commands Bypass authentication and authorization protections Fetch and run unsigned software Cause denial of service (DoS) For more information about these vulnerabilities, see the Details section of this advisory.

CriticalCVSS 9.8 · v3.1—Weaponized No fix recorded
Published
Feb 10, 2022
Updated
Jun 17, 2026
EPSS
80.0% · 100th percentile
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Action score

63

This week

Don’t wait for the next maintenance window.

CVSS
39 / 40 · 9.8 / 10
CISA KEV
0 / 30 · Not listed
EPSS
24 / 30 · 80.0%

CISA SSVC decision

Exploitation
none
Automatable
yes
Technical impact
total

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
9.8
CNA · cisco
10.0
0.2 point gap

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

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

VendorProduct
ciscorv340 firmware
ciscorv340
ciscorv340w firmware
ciscorv340w
ciscorv345 firmware
ciscorv345
ciscorv345p firmware
ciscorv345p
ciscorv160 firmware
ciscorv160
ciscorv160w firmware
ciscorv160w

and 6 more

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • cisco rv160 firmwareup to 1.0.01.05 inclusive
  • cisco rv160w firmwareup to 1.0.01.05 inclusive
  • cisco rv260 firmwareup to 1.0.01.05 inclusive
  • cisco rv260p firmwareup to 1.0.01.05 inclusive
  • cisco rv260w firmwareup to 1.0.01.05 inclusive
  • cisco rv340 firmwareup to 1.0.03.24 inclusive
  • cisco rv340w firmwareup to 1.0.03.24 inclusive
  • cisco rv345 firmwareup to 1.0.03.24 inclusive
  • cisco rv345p firmwareup to 1.0.03.24 inclusive

Versions reported by the vendor

Affected version ranges reported by the assigning authority (cisco). Independent of NVD's CPE analysis and usually ahead of it.

  • Cisco Cisco Small Business RV Series Router Firmware

    • n/aaffected

Same product

cisco: all records

Other highest-scoring records for the same primary product.

  • CVE-2022-20699Cisco Small Business RV Series Routers VulnerabilitiesKEV
    91Now
  • CVE-2022-20700Cisco Small Business RV Series Routers VulnerabilitiesKEV
    71This week
  • CVE-2023-20073Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Arbitrary File Upload Vulnerability
    66This week
  • CVE-2022-20708Cisco Small Business RV Series Routers VulnerabilitiesKEV
    66This week
  • CVE-2022-20703Cisco Small Business RV Series Routers VulnerabilitiesKEV
    65This week
  • CVE-2022-20701Cisco Small Business RV Series Routers VulnerabilitiesKEV
    64This week

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

Weaponized

A ready exploit tool or active in-the-wild use is known for this vulnerability. This should be your top priority.

Evidence

  • Metasploit module ×1

Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.

Public exploit evidence
SourceKindDate
Metasploit moduleexploit/linux/http/cisco_rv340_lanCisco RV Series Authentication Bypass and Command Injectionexploit2021-11-02

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

  1. Metasploit-101 d
  2. Published
  3. TodaySep 29, 2026+1692 d
EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

—

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

  • CVE-2022-207080 days apartCisco Small Business RV Series Routers VulnerabilitiesKEV
    66This week
  • CVE-2022-207010 days apartCisco Small Business RV Series Routers VulnerabilitiesKEV
    64This week
  • CVE-2022-207020 days apartCisco Small Business RV Series Routers Vulnerabilities
    29Monitor
  • CVE-2022-2080183 days apartCisco Small Business RV Series Routers Command Injection Vulnerabilities
    29Monitor

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-121 · Stack-based Buffer Overflow

CVSS vector

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

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records