Cisco IOS XE SD-WAN Software Arbitrary File Overwrite Vulnerability
CVE-2021-1612

5.5MEDIUM

Key Information:

Vendor
Cisco
Status
Cisco iOS Xe Sd-wan Software
Vendor
CVE Published:
23 September 2021

Badges

👾 Exploit Exists

Summary

A vulnerability in the Cisco IOS XE SD-WAN Software CLI could allow an authenticated, local attacker to overwrite arbitrary files on the local system. This vulnerability is due to improper access controls on files within the local file system. An attacker could exploit this vulnerability by placing a symbolic link in a specific location on the local file system. A successful exploit could allow the attacker to overwrite arbitrary files on an affected device.

Affected Version(s)

Cisco IOS XE SD-WAN Software

References

https://tools.cisco.com/security/center/content/CiscoSecu...
vendor-advisoryx_refsource_CISCO

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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