Cisco SD-WAN vEdge Software Access Control List Bypass Vulnerability
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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? →
- Not listed in CISA KEV
- 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
- Exploitation: none
- Automatable: yes
- Technical impact: partial
Summary
A vulnerability in the access control list (ACL) processing of IPv4 packets of Cisco SD-WAN vEdge Software could allow an unauthenticated, remote attacker to bypass a configured ACL. This vulnerability is due to the improper enforcement of the implicit deny all at the end of a configured ACL. An attacker could exploit this vulnerability by attempting to send unauthorized traffic to an interface on an affected device. A successful exploit could allow the attacker to bypass an ACL on the affected device.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: yes · Technical impact: partial
- Record last updated
Affected versions
- Cisco Cisco SD-WAN vEdge Cloud
20.9.1, 20.9.1.1, 20.9.2, 20.9.3, 20.9.3.1, 20.9.2.2, 20.9.2.3, 20.9.4, 20.9.5, 20.9.5.1, 20.9.6, 20.9.5.3
- Cisco Cisco SD-WAN vEdge Router
20.3.1, 20.3.2, 20.4.1, 20.4.1.1, 20.3.3, 20.4.1.2, 20.4.2, 20.3.4, 20.3.5, 20.9.1, 20.3.6, 20.9.2, 20.3.7, 20.9.3, 20.3.3.2, 20.3.4.3, 20.9.3.1, 20.3.7.1, 20.3.5.1, 20.4.2.3, 20.9.2.2, 20.3.7.2, 20.9.2.3, 20.9.4, 20.12.1, 20.3.8, 20.9.4.1777, 20.9.5, 20.9.5.1, 20.12.3.1, and 2 more