CVE-2020-9045: During installation or upgrade to Software House C•CURE 9000 v2.70 and American Dynamics victor Video Manageme

This month

CRITICAL 9.9DOWNGRADEMITIGATE

CVE-2020-9045 is a critical-severity flaw (CVSS 9.9) affecting victor video management system, c-cure 9000 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

During installation or upgrade to Software House C•CURE 9000 v2.70 and American Dynamics victor Video Management System v5.2, the credentials of the user used to perform the installation or upgrade are logged in a file. The install log file persists after the installation.

Why this priority

Critical severity

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

Risk facts

CVSS score	9.9 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.0% (top 38%)
CISA exploited list	No
Weakness	CWE-312
Published	2020-05-21
Last modified	2026-06-17

Publisher (CNA): Johnson Controls · Vendor: johnsoncontrols · tyco

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

Am I affected?

Timeline

2020-05-21 15:15 UTCPublished CVE record published
2026-06-17 03:27 UTCUpdated Record last modified

tyco victor video management system DOWNGRADE

Affected: 5.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.2

1. Check installed version

apt-cache policy victor-video-management-system || rpm -q victor-video-management-system || victor-video-management-system --version

2. No fixed release: DOWNGRADE to a release before 5.2 (Debian / Ubuntu)

apt-cache madison victor-video-management-system sudo apt install victor-video-management-system=<VERSION_BEFORE_5.2> sudo apt-mark hold victor-video-management-system

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

dnf --showduplicates list victor-video-management-system sudo dnf downgrade victor-video-management-system-<VERSION_BEFORE_5.2> sudo dnf versionlock add victor-video-management-system

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.

johnsoncontrols c-cure 9000 firmware MITIGATE

Affected: 2.70

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.70

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-2020-9045?

victor video management system: downgrade or apply the listed mitigation; c-cure 9000 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2020-9045 being exploited?

CVE-2020-9045 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-2020-9045 affect?

CVE-2020-9045 affects victor video management system, c-cure 9000 firmware. Severity is critical (CVSS 9.9). During installation or upgrade to Software House C•CURE 9000 v2.70 and American Dynamics victor Video Management System v5.2, the credentials of the user used to perform the installation or upgrade are logged in a file. The install log file

How urgent is CVE-2020-9045?

Priority 50/100. Critical severity

References

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