CVE-2022-25571: Bluedon Information Security Technologies Co.,Ltd Internet Access Detector v1.0 was discovered to contain an i

This month

HIGH 7.5REMOTEDOWNGRADE

CVE-2022-25571 is a high-severity flaw (CVSS 7.5) affecting internet access detector. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Bluedon Information Security Technologies Co.,Ltd Internet Access Detector v1.0 was discovered to contain an information leak which allows attackers to access the contents of the password file via unspecified vectors.

Why this priority

High severity
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.0% (top 39%)
CISA exploited list	No
Published	2022-03-24
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: bluedon

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

Am I affected?

Timeline

2022-03-24 21:15 UTCPublished CVE record published
2026-06-17 04:33 UTCUpdated Record last modified

bluedon internet access detector 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 internet-access-detector || rpm -q internet-access-detector || internet-access-detector --version

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

apt-cache madison internet-access-detector sudo apt install internet-access-detector=<VERSION_BEFORE_1.0> sudo apt-mark hold internet-access-detector

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

dnf --showduplicates list internet-access-detector sudo dnf downgrade internet-access-detector-<VERSION_BEFORE_1.0> sudo dnf versionlock add internet-access-detector

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-2022-25571?

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

Is CVE-2022-25571 being exploited?

CVE-2022-25571 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-2022-25571 affect?

CVE-2022-25571 affects internet access detector. Severity is high (CVSS 7.5). Bluedon Information Security Technologies Co.,Ltd Internet Access Detector v1.0 was discovered to contain an information leak which allows attackers to access the contents of the password file via unspecified vectors.

How urgent is CVE-2022-25571?

Priority 47/100. High severity; Remotely exploitable, no login, no user action

References

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