SRC-2019-0034 : Cisco Prime Infrastructure Health Monitor HA TarArchive Directory Traversal Remote Code Execution Vulnerability
CVE ID:
CVE-2019-1821
CVSS Score:
9.8, (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Affected Vendors:
Cisco
Affected Products:
Cisco Prime Infrastructure
Vulnerability Details:
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Cisco Prime Infrastructure. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the TarArchive class. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code under the context of root.
Vendor Response:
Cisco has issued an update to correct these vulnerabilities. More details can be found at:
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190515-pi-rce
Disclosure Timeline:
- 2019-02-01 - Vulnerability reported to Cisco
- 2019-05-02 - Vulnerability patched
- 2019-05-15 - Coordinated public release of advisory
Proof of Concept:
Credit:
This vulnerability was discovered by Steven Seeley (mr_me) of Source Incite