CVE-2022-39989: An issue was discovered in Fighting Cock Information System 1.0, which uses default credentials, but does not

This month

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2022-39989 is a critical-severity flaw (CVSS 9.8) affecting fighting cock information system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in Fighting Cock Information System 1.0, which uses default credentials, but does not force nor prompt the administrators to change the credentials.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.8% (top 44%)
CISA exploited list	No
Weakness	CWE-798
Published	2023-04-26
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: fighting cock information system project

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

Am I affected?

Timeline

2023-04-26 14:15 UTCPublished CVE record published
2026-06-17 04:58 UTCUpdated Record last modified

fighting cock information system project fighting cock information system DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy fighting-cock-information-system || rpm -q fighting-cock-information-system || fighting-cock-information-system --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison fighting-cock-information-system sudo apt install fighting-cock-information-system=<VERSION_BEFORE_1.0> sudo apt-mark hold fighting-cock-information-system

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

dnf --showduplicates list fighting-cock-information-system sudo dnf downgrade fighting-cock-information-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add fighting-cock-information-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.

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-2022-39989?

fighting cock information system: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-39989 being exploited?

CVE-2022-39989 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-2022-39989 affect?

CVE-2022-39989 affects fighting cock information system. Severity is critical (CVSS 9.8). An issue was discovered in Fighting Cock Information System 1.0, which uses default credentials, but does not force nor prompt the administrators to change the credentials.

How urgent is CVE-2022-39989?

Priority 53/100. Critical severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2024-0489 MEDIUM 6.3 DOWNGRADE A vulnerability was found in code-projects Fighting Cock Information System 1.0
CVE-2024-0488 MEDIUM 6.3 DOWNGRADE A vulnerability was found in code-projects Fighting Cock Information System 1.0
CVE-2024-0487 MEDIUM 6.3 DOWNGRADE A vulnerability was found in code-projects Fighting Cock Information System 1.0 and classified as critical
CVE-2024-0486 MEDIUM 6.3 DOWNGRADE A vulnerability has been found in code-projects Fighting Cock Information System 1.0 and classified as critica
CVE-2024-0485 MEDIUM 6.3 DOWNGRADE A vulnerability, which was classified as critical, was found in code-projects Fighting Cock Information System

References

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