CVE-2023-20075 — Vulnerability in the CLI of Cisco Secure Email Gateway could allow an authentica

Vulnerability in the CLI of Cisco Secure Email Gateway could allow an authenticated, remote attacker to execute arbitrary commands. These vulnerability is due to improper input validation in the CLI. An attacker could exploit this vulnerability by injecting operating system comma

01What is this vulnerability?

Vulnerability in the CLI of Cisco Secure Email Gateway could allow an authenticated, remote attacker to execute arbitrary commands. These vulnerability is due to improper input validation in the CLI. An attacker could exploit this vulnerability by injecting operating system commands into a legitimate command. A successful exploit could allow the attacker to escape the restricted command prompt…

02Affected products

Vendor	Product	Versions
Cisco	Cisco Secure Email	13.0.0-392, 13.5.1-277, 12.5.0-066, 14.0.0-698, 14.2.0-620

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-02-16T15:25:34.747Z
• Last modified: 2024-08-02T08:57:35.631Z

09References

• sec.cloudapps.cisco.com — https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/ci…