Summary
Cisco IOS XE contains a command injection vulnerability in the web user interface. When chained with CVE-2023-20198, the attacker can leverage the new local user to elevate privilege to root and write the implant to the file system. Cisco identified CVE-2023-20273 as the vulnerability exploited to deploy the implant. CVE-2021-1435, previously associated with the exploitation events, is no longer believed to be related to this activity.
- Vendor
- Cisco
- Product
- Cisco IOS XE Web UI
- Added to KEV
- Oct 23, 2023
- Remediation due
- Oct 27, 2023 (US federal deadline)
- Ransomware use
- Not known
- Weakness
- CWE-78
- EPSS
- 92.9% as of Nov 12
In the news
- No Asia-Pacific article names this CVE yet.
Linked
Actors named alongside it:
none
Incidents exploiting it:
- none recorded
References