Cisco Small Business RV Series Routers Vulnerabilities
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Listed in CISA KEV
- How many real-world setups can hit the bug, from the vendor's advisory and CISA data. It does not know your setup.What do these mean? →
- Actively exploited
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
Cisco Small Business RV160, RV260, RV340, and RV345 Series routers are affected by multiple vulnerabilities. An attacker could exploit them to run arbitrary code or commands, gain higher privileges, bypass authentication, install unsigned software, or crash the device.
Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.
Read the original description
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.
Timeline
- CVE published
- Added to CISA KEV
CISA has evidence of exploitation in the wild
- CISA remediation deadline
Due date for US federal agencies to patch
- Record last updated
Affected versions
- Cisco Cisco Small Business RV Series Router Firmware
Version range not reported
References 3
zerodayinitiative.com
Questions about CVE-2022-20703
What does this mean?
An attacker could install and boot a malicious software image or execute unsigned binaries on the affected device. The bug lets software that is not properly verified run on the router.Source: sec.cloudapps.cisco.com
Am I affected, and how do I check?
The affected products are Cisco Small Business RV series routers: RV160, RV160W, RV260, RV260P, RV260W, RV340, RV340W, RV345, and RV345P. The checked facts do not list affected firmware version ranges, so compare your router model and firmware version against Cisco's advisory.Source: sec.cloudapps.cisco.com
What should I do about it?
The checked facts do not name a fixed firmware release. Check Cisco's advisory for the fixed version for your model and upgrade to it.Source: sec.cloudapps.cisco.com
Is it being exploited?
Yes. CISA added it to its Known Exploited Vulnerabilities catalog on 2022-03-03, which means it has evidence of attacks. No public exploit code is tracked.Source: cisa.gov, cve.now feed data
What if there's no patch?
The checked facts do not list a workaround. Until a fix is installed, follow Cisco's advisory for any mitigation it gives for your model.Source: sec.cloudapps.cisco.com