CVE-2004-2148: Unknown local vulnerability in the "change user" feature of Slava Astashonok Fprobe 1.0.5 and earlier has unkn

Routine

HIGH 7.2DOWNGRADE

CVE-2004-2148 is a high-severity flaw (CVSS 7.2) affecting fprobe. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Unknown local vulnerability in the "change user" feature of Slava Astashonok Fprobe 1.0.5 and earlier has unknown impact and attack vectors.

Why this priority

High severity

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

Risk facts

CVSS score	7.2 (High)
EPSS exploit chance	0.4% (top 69%)
CISA exploited list	No
Published	2004-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: slava astashonok

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

Am I affected?

Timeline

2004-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:09 UTCUpdated Record last modified

slava astashonok fprobe DOWNGRADE

Affected: 1.0 · 1.0.1 · 1.0.2 · 1.0.3 · 1.0.4 · 1.0.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

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

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

apt-cache madison fprobe sudo apt install fprobe=<VERSION_BEFORE_1.0> sudo apt-mark hold fprobe

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

dnf --showduplicates list fprobe sudo dnf downgrade fprobe-<VERSION_BEFORE_1.0> sudo dnf versionlock add fprobe

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-2004-2148?

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

Is CVE-2004-2148 being exploited?

CVE-2004-2148 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-2004-2148 affect?

CVE-2004-2148 affects fprobe. Severity is high (CVSS 7.2). Unknown local vulnerability in the "change user" feature of Slava Astashonok Fprobe 1.0.5 and earlier has unknown impact and attack vectors.

How urgent is CVE-2004-2148?

Priority 33/100. High severity

References

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