CVE-2023-20273: Cisco IOS XE Software vulnerability
Cisco · Cisco IOS XE Software
Affected: Cisco IOS XE Software · Exploitation: in CISA KEV since 23 Oct 2023
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
ExploitationIn CISA KEV
- In CISA KEVCISA KEV catalogue23 Oct 2023
- Exploited (reported): not seen
- Scanning observed: not seen
- Proof of concept public: not seen
- Not established: not seen
Higher than 99% of scored CVEs
DescriptionCVE.org
A vulnerability in the web UI feature of Cisco IOS XE Software could allow an authenticated, remote attacker to inject commands with the privileges of root. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending crafted input to the web UI. A successful exploit could allow the attacker to inject commands to the underlying operating system with root privileges.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- Cisco · Cisco IOS XE Software16.1.1; 16.1.2; 16.1.3; 16.2.1; 16.2.2; 16.3.1 and 180 more
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalogue.
- CISA KEV
- Listed since 23 Oct 2023 · catalogue entry
- Public check
- No public nuclei template
- Vendor
- Cisco
- Published
- October 2023
- Bounty reports
- 1 disclosed on HackerOne
Disclosed bug bounty reports about CVE-2023-20273
The reports on HackerOne that name this CVE, with HackerOne's own outcome. Titles and metadata only.
- Cisco IOS XE instance at ████ vulnerable to CVE-██████MTN Group · 2025 · critical severityValid
What changed
- CISA added it to the KEV catalogue CISA
CoverageNo articles yet
No CyberSIXT article names CVE-2023-20273 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.