CVE-2000-0981: MySQL Database Engine uses a weak authentication method which leaks information that could be used by a remote

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HIGH 7.2WATCHLISTDOWNGRADE

CVE-2000-0981 is a high-severity flaw (CVSS 7.2) affecting mysql. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

MySQL Database Engine uses a weak authentication method which leaks information that could be used by a remote attacker to recover the password.

Why this priority

High severity
On your watchlist

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

Risk facts

CVSS score	7.2 (High)
EPSS exploit chance	1.9% (top 20%)
CISA exploited list	No
Published	2000-12-19
Last modified	2026-09-23

Publisher (CNA): MITRE · Vendor: oracle

Last updated 2026-09-23 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2000-12-19 05:00 UTCPublished CVE record published
2026-09-23 10:10 UTCUpdated Record last modified

oracle mysql DOWNGRADE

Affected: 3.20 · 3.21 · 3.22 · 3.23

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.20

1. Check installed version

apt-cache policy mysql || rpm -q mysql || mysql --version

2. No fixed release: DOWNGRADE to a release before 3.20 (Debian / Ubuntu)

apt-cache madison mysql sudo apt install mysql=<VERSION_BEFORE_3.20> sudo apt-mark hold mysql

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

dnf --showduplicates list mysql sudo dnf downgrade mysql-<VERSION_BEFORE_3.20> sudo dnf versionlock add mysql

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-2000-0981?

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

Is CVE-2000-0981 being exploited?

CVE-2000-0981 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-2000-0981 affect?

CVE-2000-0981 affects mysql. Severity is high (CVSS 7.2). MySQL Database Engine uses a weak authentication method which leaks information that could be used by a remote attacker to recover the password.

How urgent is CVE-2000-0981?

Priority 50/100. High severity; On your watchlist

Software pages

MySQL vulnerabilities

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References

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