CVE-2020-27130: Cisco Security Manager Path Traversal Vulnerability

Severity: critical (CVSS 9.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 65.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-11-17 · updated 2026-06-17
Weakness: CWE-35

Description

A vulnerability in Cisco Security Manager could allow an unauthenticated, remote attacker to gain access to sensitive information. The vulnerability is due to improper validation of directory traversal character sequences within requests to an affected device. An attacker could exploit this vulnerability by sending a crafted request to the affected device. A successful exploit could allow the attacker to download arbitrary files from the affected device.

Affected products

Cisco Security Manager: through 4.21

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-csm-path-trav-NgeRnqgR
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-csm-path-trav-NgeRnqgR

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