CVE-2023-0908: A vulnerability, which was classified as problematic, was found in Xoslab Easy File Locker 2.2.0.184

Routine

MEDIUM 5.5DOWNGRADE

CVE-2023-0908 is a medium-severity flaw (CVSS 5.5) affecting easy file locker. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability, which was classified as problematic, was found in Xoslab Easy File Locker 2.2.0.184. This affects the function MessageNotifyCallback in the library xlkfs.sys. The manipulation leads to denial of service. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The identifier VDB-221457 was assigned to this vulnerability.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 86%)
CISA exploited list	No
Weakness	CWE-404
Published	2023-02-18
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: xoslab

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

Am I affected?

Timeline

2023-02-18 08:15 UTCPublished CVE record published
2026-06-17 05:26 UTCUpdated Record last modified

xoslab easy file locker DOWNGRADE

Affected: 2.2.0.184

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.2.0.184

1. Check installed version

apt-cache policy easy-file-locker || rpm -q easy-file-locker || easy-file-locker --version

2. No fixed release: DOWNGRADE to a release before 2.2.0.184 (Debian / Ubuntu)

apt-cache madison easy-file-locker sudo apt install easy-file-locker=<VERSION_BEFORE_2.2.0.184> sudo apt-mark hold easy-file-locker

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

dnf --showduplicates list easy-file-locker sudo dnf downgrade easy-file-locker-<VERSION_BEFORE_2.2.0.184> sudo dnf versionlock add easy-file-locker

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-2023-0908?

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

Is CVE-2023-0908 being exploited?

CVE-2023-0908 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-2023-0908 affect?

CVE-2023-0908 affects easy file locker. Severity is medium (CVSS 5.5). A vulnerability, which was classified as problematic, was found in Xoslab Easy File Locker 2.2.0.184. This affects the function MessageNotifyCallback in the library xlkfs.sys. The manipulation leads to denial of service. Local access is req

How urgent is CVE-2023-0908?

Priority 23/100. No elevated risk signals yet.

References

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