CVE-2017-0933: Ubiquiti Networks EdgeOS version 1.9.1 and prior suffer from a Cross-Site Request Forgery (CSRF) vulnerability

Q: How do I fix CVE-2017-0933?

edgeos: upgrade to newer than 1.9.1. Exact commands for each OS are on this page.

Q: Is CVE-2017-0933 being exploited?

CVE-2017-0933 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2017-0933 affect?

CVE-2017-0933 affects edgeos. Severity is high (CVSS 8.0). Ubiquiti Networks EdgeOS version 1.9.1 and prior suffer from a Cross-Site Request Forgery (CSRF) vulnerability. An attacker with access to an operator (read-only) account could lure an admin (root) user to access the attacker-controlled pag

Routine

HIGH 8.0UPGRADE

CVE-2017-0933 is a high-severity flaw (CVSS 8.0) affecting edgeos. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Ubiquiti Networks EdgeOS version 1.9.1 and prior suffer from a Cross-Site Request Forgery (CSRF) vulnerability. An attacker with access to an operator (read-only) account could lure an admin (root) user to access the attacker-controlled page, allowing the attacker to gain admin privileges in the system.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.0 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.5% (top 55%)
CISA exploited list	No
Weakness	CWE-352
Published	2018-03-22
Last modified	2026-06-17

Publisher (CNA): HackerOne · Vendor: ubnt

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-03-22 14:29 UTCPublished CVE record published
2026-06-17 00:58 UTCUpdated Record last modified

ubnt edgeos UPGRADE

Affected: <= 1.9.1

Fixed in: newer than 1.9.1

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2017-0933?

edgeos: upgrade to newer than 1.9.1. Exact commands for each OS are on this page.

Is CVE-2017-0933 being exploited?

CVE-2017-0933 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2017-0933 affect?

CVE-2017-0933 affects edgeos. Severity is high (CVSS 8.0). Ubiquiti Networks EdgeOS version 1.9.1 and prior suffer from a Cross-Site Request Forgery (CSRF) vulnerability. An attacker with access to an operator (read-only) account could lure an admin (root) user to access the attacker-controlled pag

How urgent is CVE-2017-0933?

Priority 39/100. High severity

Software pages

Ubiquiti vulnerabilities

Related CVEs

CVE-2018-5265 HIGH 7.2 MITIGATE Ubiquiti EdgeOS 1.9.1 on EdgeRouter Lite devices allows remote attackers to execute arbitrary code with admin
CVE-2017-0935 HIGH 8.8 UPGRADE Ubiquiti Networks EdgeOS version 1.9.1.1 and prior suffer from an Improper Privilege Management vulnerability
CVE-2017-0934 HIGH 8.8 UPGRADE Ubiquiti Networks EdgeOS version 1.9.1 and prior suffer from an Improper Privilege Management vulnerability du
CVE-2017-0932 HIGH 8.8 UPGRADE Ubiquiti Networks EdgeOS version 1.9.1.1 and prior suffer from an Improper Privilege Management vulnerability

References

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