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Fencer Vulns
high 7.8

CVE-2020-3600 json

Cisco SD-WAN Software Privilege Escalation Vulnerability

published 2020-11-06 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-24871

cvss
7.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 21%
public exploits
0
none known

Summary

A vulnerability in Cisco SD-WAN Software could allow an authenticated, local attacker to elevate privileges to root on the underlying operating system. The vulnerability is due to insufficient security controls on the CLI. An attacker could exploit this vulnerability by using an affected CLI utility that is running on an affected system. A successful exploit could allow the attacker to gain root privileges.

Patch / fix

  • cisco sd-wan 20.1.2, 20.3.2

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
23 mo ago

Exploit prediction

0.29% chance of exploitation in the next 30 days, higher than 21% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.2 AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected products

  • Cisco Cisco SD-WAN Solution

Classification

Weakness
  • CWE-269 Improper Privilege Management
  • CWE-863 Incorrect Authorization

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.