CVE-2002-0244: Directory traversal vulnerability in chroot function in AtheOS 0.3.7 allows attackers to escape the jail via a

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HIGH 7.5DOWNGRADE

CVE-2002-0244 is a high-severity flaw (CVSS 7.5) affecting atheos. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Directory traversal vulnerability in chroot function in AtheOS 0.3.7 allows attackers to escape the jail via a .. (dot dot) in the pathname argument to chdir.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	2.9% (top 13%)
CISA exploited list	No
Published	2002-05-29
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: atheos

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

Am I affected?

Timeline

2002-05-29 04:00 UTCPublished CVE record published
2026-06-16 21:57 UTCUpdated Record last modified

atheos atheos DOWNGRADE

Affected: 0.3.7

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.3.7

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.3.7 (Debian / Ubuntu)

apt-cache madison atheos sudo apt install atheos=<VERSION_BEFORE_0.3.7> sudo apt-mark hold atheos

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

dnf --showduplicates list atheos sudo dnf downgrade atheos-<VERSION_BEFORE_0.3.7> sudo dnf versionlock add atheos

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: AtheOS 0.3.7 - Change Root Directory Escaping

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-2002-0244?

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

Is CVE-2002-0244 being exploited?

CVE-2002-0244 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-2002-0244 affect?

CVE-2002-0244 affects atheos. Severity is high (CVSS 7.5). Directory traversal vulnerability in chroot function in AtheOS 0.3.7 allows attackers to escape the jail via a .. (dot dot) in the pathname argument to chdir.

How urgent is CVE-2002-0244?

Priority 53/100. High severity; Public exploit reference

References

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