SARA / Free Tools / CVE / CVE-2023-20118

CVE-2023-20118 — Cisco Small Business RV Series Routers Command Injection Vulnerability

A vulnerability in the web-based management interface of Cisco Small Business Routers RV016, RV042, RV042G, RV082, RV320, and RV325 Routers could allow an authenticated, remote attacker to execute arbitrary commands on an affected device. This vulnerability is due to improper val

CVSS
6.5 MEDIUM
EPSS
3.93% (top 11.80%)
CWE
CWE-77
Published
2023-04-05T16:05:41.067Z
Last modified
2025-10-21T23:15:20.900Z
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
CISA KEV — Actively Exploited
Added to KEV
2025-03-03
BOD 22-01 due
2025-03-24
Ransomware use
Unknown

01What is this vulnerability?

A vulnerability in the web-based management interface of Cisco Small Business Routers RV016, RV042, RV042G, RV082, RV320, and RV325 Routers could allow an authenticated, remote attacker to execute arbitrary commands on an affected device. This vulnerability is due to improper validation of user input within incoming HTTP packets. An attacker could exploit this vulnerability by sending a crafted…

02Affected products

VendorProductVersions
CiscoCisco Small Business RV Series Router Firmware1.0.1.17, 1.0.2.03, 1.1.0.09, 1.1.1.19, 1.1.1.06, 1.2.1.13, 1.2.1.14, 1.3.1.12, 1.3.2.02, 1.3.1.10, 1.4.2.15, 1.4.2.17, 1.4.2.19, 1.4.2.20, 1.4.2.22, 1.5.1.05, 1.5.1.11, 1.5.1.13

03Active exploitation status

Yes — actively exploited. Added to the CISA KEV catalog on 2025-03-03. Ransomware use: Unknown.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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