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CVE-2023-20273

high · 7.2Actively exploited

On the CISA Known Exploited Vulnerabilities catalog

Verify that instances of Cisco IOS XE Web UI are in compliance with BOD 23-02 and apply mitigations per vendor instructions. For affected products (Cisco IOS XE Web UI exposed to the internet or to untrusted networks), follow vendor instructions to determine if a system may have been compromised and immediately report positive findings to CISA.

Added 2023-10-23Remediation due 2023-10-27

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.

7.2
CVSS
89.6%
EPSS (exploit prob.)
100th
EPSS percentile
2023-10-25
Published

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-78

Affected products

VendorProductAffected versions
ciscoios_xe16.1.1
ciscoios_xe16.1.2
ciscoios_xe16.1.3
ciscoios_xe16.2.1
ciscoios_xe16.2.2
ciscoios_xe16.3.1a
ciscoios_xe16.3.2
ciscoios_xe16.3.3
ciscoios_xe16.3.4
ciscoios_xe16.3.5
ciscoios_xe16.3.5b
ciscoios_xe16.3.6
ciscoios_xe16.3.7
ciscoios_xe16.3.8
ciscoios_xe16.3.9
ciscoios_xe16.3.10
ciscoios_xe16.3.11
ciscoios_xe16.4.1
ciscoios_xe16.4.2
ciscoios_xe16.4.3
ciscoios_xe16.5.1
ciscoios_xe16.5.1a
ciscoios_xe16.5.1b
ciscoios_xe16.5.2
ciscoios_xe16.5.3
ciscoios_xe16.6.1
ciscoios_xe16.6.2
ciscoios_xe16.6.3
ciscoios_xe16.6.4
ciscoios_xe16.6.4a
ciscoios_xe16.6.5
ciscoios_xe16.6.5a
ciscoios_xe16.6.6
ciscoios_xe16.6.7
ciscoios_xe16.6.8
ciscoios_xe16.6.9
ciscoios_xe16.6.10
ciscoios_xe16.7.1
ciscoios_xe16.7.1a
ciscoios_xe16.7.1b

Check a specific version with /api/v1/cve/match.

References

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2023-20273