CVE-2001-0920: Format string vulnerability in auto nice daemon (AND) 1.0.4 and earlier allows a local user to possibly execut

Routine

MEDIUM 6.2DOWNGRADE

CVE-2001-0920 is a medium-severity flaw (CVSS 6.2) affecting autonice daemon. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Format string vulnerability in auto nice daemon (AND) 1.0.4 and earlier allows a local user to possibly execute arbitrary code via a process name containing a format string.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	6.2 (Medium)
EPSS exploit chance	0.4% (top 67%)
CISA exploited list	No
Published	2001-11-26
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: patrick schemitz

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2001-11-26 05:00 UTCPublished CVE record published
2026-06-16 21:55 UTCUpdated Record last modified

patrick schemitz autonice daemon DOWNGRADE

Affected: 1.0.0 · 1.0.1 · 1.0.2 · 1.0.3 · 1.0.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.0

1. Check installed version

apt-cache policy autonice-daemon || rpm -q autonice-daemon || autonice-daemon --version

2. No fixed release: DOWNGRADE to a release before 1.0.0 (Debian / Ubuntu)

apt-cache madison autonice-daemon sudo apt install autonice-daemon=<VERSION_BEFORE_1.0.0> sudo apt-mark hold autonice-daemon

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

dnf --showduplicates list autonice-daemon sudo dnf downgrade autonice-daemon-<VERSION_BEFORE_1.0.0> sudo dnf versionlock add autonice-daemon

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-2001-0920?

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

Is CVE-2001-0920 being exploited?

CVE-2001-0920 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-2001-0920 affect?

CVE-2001-0920 affects autonice daemon. Severity is medium (CVSS 6.2). Format string vulnerability in auto nice daemon (AND) 1.0.4 and earlier allows a local user to possibly execute arbitrary code via a process name containing a format string.

How urgent is CVE-2001-0920?

Priority 30/100. No elevated risk signals yet.

References

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