CVE-2019-17118: A CSRF issue in WiKID 2FA Enterprise Server through 4.2.0-b2053 allows a remote attacker to trick an authentic

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HIGH 8.8DOWNGRADE

CVE-2019-17118 is a high-severity flaw (CVSS 8.8) affecting 2fa enterprise server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A CSRF issue in WiKID 2FA Enterprise Server through 4.2.0-b2053 allows a remote attacker to trick an authenticated user into performing unintended actions such as (1) create or delete admin users; (2) create or delete groups; or (3) create, delete, enable, or disable normal users or devices.

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.9% (top 39%)
CISA exploited list	No
Weakness	CWE-352
Published	2019-10-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: wikidsystems

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

Am I affected?

Timeline

2019-10-17 18:15 UTCPublished CVE record published
2026-06-17 02:23 UTCUpdated Record last modified

wikidsystems 2fa enterprise server DOWNGRADE

Affected: 3.4.81 b676 · 3.4.85 b780 · 3.4.87 b1092 · 3.4.87 b1159 · 3.4.87 b1169 · 3.4.87 b1216 · 3.4.87 b824 · 3.4.87 b839

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.4.81

1. Check installed version

apt-cache policy 2fa-enterprise-server || rpm -q 2fa-enterprise-server || 2fa-enterprise-server --version

2. No fixed release: DOWNGRADE to a release before 3.4.81 (Debian / Ubuntu)

apt-cache madison 2fa-enterprise-server sudo apt install 2fa-enterprise-server=<VERSION_BEFORE_3.4.81> sudo apt-mark hold 2fa-enterprise-server

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list 2fa-enterprise-server sudo dnf downgrade 2fa-enterprise-server-<VERSION_BEFORE_3.4.81> sudo dnf versionlock add 2fa-enterprise-server

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2019-17118?

2fa enterprise server: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-17118 being exploited?

CVE-2019-17118 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-2019-17118 affect?

CVE-2019-17118 affects 2fa enterprise server. Severity is high (CVSS 8.8). A CSRF issue in WiKID 2FA Enterprise Server through 4.2.0-b2053 allows a remote attacker to trick an authenticated user into performing unintended actions such as (1) create or delete admin users; (2) create or delete groups; or (3) create,

How urgent is CVE-2019-17118?

Priority 51/100. High severity; Public exploit reference

Related CVEs

CVE-2019-17120 MEDIUM 6.1 DOWNGRADE A stored and reflected cross-site scripting (XSS) vulnerability in WiKID 2FA Enterprise Server through 4.2.0-b
CVE-2019-17117 HIGH 8.8 DOWNGRADE A SQL injection vulnerability in processPref.jsp in WiKID 2FA Enterprise Server through 4.2.0-b2053 allows an

References

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