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Vulnerability Intelligence Report
Cisco SD-WAN vEdge Arbitrary File Creation Vulnerability

CVE-2020-26071

A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to create or overwrite arbitrary files on an affected device, which could result in a denial of service (DoS) condition. The vulnerability is due to insufficient input validation for specific commands. An attacker could exploit this vulnerability by including crafted arguments to those specific commands. A successful exploit could allow the attacker to create or overwrite arbitrary files on the affected device, which could result in a DoS condition.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

No Active Exploit Signals
CVSS Base Score
8.4
HIGH
Exploitability:2.1
Impact Score:5.8
EPSS Probability:0.19%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
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Weaponization
—
SSVC Action
—

Weaknesses (CWE)

CWE-22 ↗Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Affected Products & Versions

Vendor Product Affected Versions
Cisco Cisco Catalyst SD-WAN Manager 20.1.12 (affected), 19.2.1 (affected), 18.4.4 (affected), 18.4.5 (affected), 20.1.1.1 (affected), 20.1.1 (affected), 19.3.0 (affected), 19.2.2 (affected), 19.2.099 (affected), 18.3.6 (affected), 18.3.7 (affected), 19.2.0 (affected), 18.3.8 (affected), 19.0.0 (affected), 19.1.0 (affected), 18.4.302 (affected), 18.4.303 (affected), 19.2.097 (affected), 19.2.098 (affected), 17.2.10 (affected), 18.3.6.1 (affected), 19.0.1a (affected), 18.2.0 (affected), 18.4.3 (affected), 18.4.1 (affected), 17.2.8 (affected), 18.3.3.1 (affected), 18.4.0 (affected), 18.3.1 (affected), 17.2.6 (affected), 17.2.9 (affected), 18.3.4 (affected), 17.2.5 (affected), 18.3.1.1 (affected), 18.3.5 (affected), 18.4.0.1 (affected), 18.3.3 (affected), 17.2.7 (affected), 17.2.4 (affected), 18.3.0 (affected), 19.2.3 (affected), 18.4.501_ES (affected)
Cisco Cisco SD-WAN vContainer 18.4.5 (affected), 20.1.12 (affected), 18.3.6 (affected), 19.2.1 (affected), 19.3.0 (affected), 20.1.1 (affected), 19.2.2 (affected), 18.3.8 (affected), 18.4.3 (affected), 18.4.4 (affected), 18.4.302 (affected), 19.1.0 (affected), 18.4.303 (affected), 19.2.0 (affected), 19.2.098 (affected), 17.2.10 (affected), 18.3.7 (affected), 18.3.1 (affected), 19.2.099 (affected), 19.2.097 (affected), 18.3.4 (affected), 18.2.0 (affected), 18.3.5 (affected), 18.4.1 (affected), 17.2.5 (affected), 17.2.7 (affected), 17.2.8 (affected), 17.2.9 (affected), 18.4.0 (affected), 17.2.6 (affected), 18.3.0 (affected), 17.2.4 (affected), 18.3.3 (affected), 19.2.3 (affected)
Cisco Cisco SD-WAN vEdge Cloud 19.2.1 (affected), 20.1.12 (affected), 18.4.4 (affected), 19.3.0 (affected), 18.3.8 (affected), 19.2.2 (affected), 20.1.1 (affected), 18.3.6 (affected), 18.4.3 (affected), 18.4.302 (affected), 18.4.5 (affected), 18.4.303 (affected), 19.2.098 (affected), 19.1.0 (affected), 17.2.10 (affected), 19.0.1a (affected), 19.2.099 (affected), 18.3.7 (affected), 19.2.097 (affected), 18.3.1 (affected), 19.2.0 (affected), 17.2.9 (affected), 18.3.4 (affected), 18.2.0 (affected), 18.4.1 (affected), 17.2.5 (affected), 18.4.0 (affected), 18.3.5 (affected), 18.3.3 (affected), 17.2.7 (affected), 17.2.6 (affected), 17.2.8 (affected), 18.3.0 (affected), 17.2.4 (affected), 19.2.3 (affected)
Cisco Cisco SD-WAN vEdge Router 18.4.303 (affected), 18.3.7 (affected), 19.3.0 (affected), 18.2.0 (affected), 20.1.12 (affected), 19.2.099 (affected), 17.2.10 (affected), 18.3.3 (affected), 18.3.6 (affected), 19.0.0 (affected), 17.2.6 (affected), 18.4.0 (affected), 19.1.01 (affected), 19.2.098 (affected), 18.3.1 (affected), 18.4.302 (affected), 19.2.2 (affected), 18.3.5 (affected), 17.2.9 (affected), 19.1.0 (affected), 20.1.11 (affected), 19.2.097 (affected), 18.4.5 (affected), 17.2.5 (affected), 17.2.8 (affected), 18.3.8 (affected), 18.3.0 (affected), 18.4.3 (affected), 18.4.4 (affected), 19.2.1 (affected), 17.2.4 (affected), 18.3.4 (affected), 19.0.1a (affected), 20.1.1 (affected), 17.2.7 (affected), 18.4.1 (affected), 19.2.0 (affected), 19.2.3 (affected)

References & Technical Advisories

No reference links found.

Threat Intelligence Signals

EPSS Score
0.190%

Identity & Timeline

StatusPUBLISHED
Assigning AuthorityCisco Systems, Inc. · Hosted Service · USA
Reserved2020-09-24T00:00:00
Published2024-11-18T16:05:35
Last Updated2024-11-18T16:23:51

LINK COPIED TO CLIPBOARD