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CVE-2021-37720

24
FAUCET Score

CVE-2021-37720 is a remote arbitrary command execution vulnerability affecting Aruba SD-WAN Software and Gateways, as well as various versions of Aruba Operating System Software. This high-severity vulnerability (CVSS 7.2) allows an authenticated attacker to execute arbitrary commands with high privileges over the network, leading to complete compromise of confidentiality, integrity, and availability. While patches have been released by Aruba, there is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 2.2.0.0, < 2.2.0.4CPE matchmatch criteria
cpe:2.3:a:arubanetworks:sd-wan:*:*:*:*:*:*:*:*
>= 6.4.4.0, < 6.4.4.25CPE matchmatch criteria
cpe:2.3:o:arubanetworks:arubaos:*:*:*:*:*:*:*:*
>= 6.5.4.0, < 6.5.4.20CPE matchmatch criteria
cpe:2.3:o:arubanetworks:arubaos:*:*:*:*:*:*:*:*
>= 8.3.0.0, < 8.3.0.16CPE matchmatch criteria
cpe:2.3:o:arubanetworks:arubaos:*:*:*:*:*:*:*:*
>= 8.5.0.0, < 8.5.0.13CPE matchmatch criteria
cpe:2.3:o:arubanetworks:arubaos:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.2HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.2
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.06%
Probability of exploitation in next 30 days
EPSS Percentile
86.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0306 is in the 84th percentile among its peer group of 5,538 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

cert-portal.siemens.com / productcert/pdf/ssa-280624.pdf
MitigationThird Party Advisory
arubanetworks.com / assets/alert/ARUBA-PSA-2021-016.txt
Vendor Advisory