CVE-2018-17389: CSRF exists in server.php in Live Call Support Application 1.5 for adding an admin account.

This month

HIGH 8.8DOWNGRADE

CVE-2018-17389 is a high-severity flaw (CVSS 8.8) affecting live call support. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

CSRF exists in server.php in Live Call Support Application 1.5 for adding an admin account.

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 40%)
CISA exploited list	No
Weakness	CWE-352
Published	2019-06-19
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: ranksol

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

Am I affected?

Timeline

2019-06-19 17:15 UTCPublished CVE record published
2026-06-17 01:45 UTCUpdated Record last modified

ranksol live call support DOWNGRADE

Affected: 1.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.5

1. Check installed version

apt-cache policy live-call-support || rpm -q live-call-support || live-call-support --version

2. No fixed release: DOWNGRADE to a release before 1.5 (Debian / Ubuntu)

apt-cache madison live-call-support sudo apt install live-call-support=<VERSION_BEFORE_1.5> sudo apt-mark hold live-call-support

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

dnf --showduplicates list live-call-support sudo dnf downgrade live-call-support-<VERSION_BEFORE_1.5> sudo dnf versionlock add live-call-support

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-2018-17389?

live call support: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-17389 being exploited?

CVE-2018-17389 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-2018-17389 affect?

CVE-2018-17389 affects live call support. Severity is high (CVSS 8.8). CSRF exists in server.php in Live Call Support Application 1.5 for adding an admin account.

How urgent is CVE-2018-17389?

Priority 51/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

References

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