CVE-2002-0107: Web administration interface in CacheFlow CacheOS 4.0.13 and earlier allows remote attackers to obtain sensiti

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MEDIUM 5.0DOWNGRADE

CVE-2002-0107 is a medium-severity flaw (CVSS 5.0) affecting cacheos. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Web administration interface in CacheFlow CacheOS 4.0.13 and earlier allows remote attackers to obtain sensitive information via a series of GET requests that do not end in with HTTP/1.0 or another version string, which causes the information to be leaked in the error message.

Why this priority

EPSS top 5%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	7.9% (top 5%)
CISA exploited list	No
Published	2002-03-25
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: cacheflow

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

Am I affected?

Timeline

2002-03-25 05:00 UTCPublished CVE record published
2026-06-16 21:56 UTCUpdated Record last modified

cacheflow cacheos DOWNGRADE

Affected: 0.0 · 3.1.02 · 3.1.03 · 3.1.04 · 3.1.05 · 3.1.06 · 3.1.07 · 3.1.08

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.0 (Debian / Ubuntu)

apt-cache madison cacheos sudo apt install cacheos=<VERSION_BEFORE_0.0> sudo apt-mark hold cacheos

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

dnf --showduplicates list cacheos sudo dnf downgrade cacheos-<VERSION_BEFORE_0.0> sudo dnf versionlock add cacheos

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: Cacheflow CacheOS 3.1/4.0 Web Administration - Arbitrary Cached Page Code Leakage

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-2002-0107?

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

Is CVE-2002-0107 being exploited?

CVE-2002-0107 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-2002-0107 affect?

CVE-2002-0107 affects cacheos. Severity is medium (CVSS 5.0). Web administration interface in CacheFlow CacheOS 4.0.13 and earlier allows remote attackers to obtain sensitive information via a series of GET requests that do not end in with HTTP/1.0 or another version string, which causes the informati

How urgent is CVE-2002-0107?

Priority 46/100. EPSS top 5%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2002-1060 MEDIUM 4.3 MITIGATE Cross-site scripting (XSS) vulnerability in Blue Coat Systems (formerly CacheFlow) CacheOS on Client Accelerat

References

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