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CVE-2004-2051: The Phoenix browser in eSeSIX Thintune thin clients running firmware 2.4.38 and earlier allows local users to

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MEDIUM 5.0MITIGATEMITIGATEMITIGATE

CVE-2004-2051 is a medium-severity flaw (CVSS 5.0) affecting thintune extreme, thintune l, thintune m. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Phoenix browser in eSeSIX Thintune thin clients running firmware 2.4.38 and earlier allows local users to read arbitrary files via a file:/// URL.

Why this priority

  • Public exploit reference

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

Risk facts

CVSS score5.0 (Medium)
EPSS exploit chance1.4% (top 27%)
CISA exploited listNo
Published2004-07-24
Last modified2026-06-16
Publisher (CNA): MITRE · Vendor: esesix

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

Am I affected?

Timeline

esesix thintune extreme MITIGATE
Affected: 2.4.38_firmware
Fixed in: no fixed release known
Safe to downgrade to: a release before 2.4.38_firmware
Firmware
Install the latest firmware from the vendor advisory; if none, apply the vendor workaround.
esesix thintune l MITIGATE
Affected: 2.4.38_firmware
Fixed in: no fixed release known
Safe to downgrade to: a release before 2.4.38_firmware
Firmware
Install the latest firmware from the vendor advisory; if none, apply the vendor workaround.
esesix thintune m MITIGATE
Affected: 2.4.38_firmware
Fixed in: no fixed release known
Safe to downgrade to: a release before 2.4.38_firmware
Firmware
Install the latest firmware from the vendor advisory; if none, apply the vendor workaround.
esesix thintune mobile MITIGATE
Affected: 2.4.38_firmware
Fixed in: no fixed release known
Safe to downgrade to: a release before 2.4.38_firmware
Firmware
Install the latest firmware from the vendor advisory; if none, apply the vendor workaround.
esesix thintune s MITIGATE
Affected: 2.4.38_firmware
Fixed in: no fixed release known
Safe to downgrade to: a release before 2.4.38_firmware
Firmware
Install the latest firmware from the vendor advisory; if none, apply the vendor workaround.
esesix thintune xm MITIGATE
Affected: 2.4.38_firmware
Fixed in: no fixed release known
Safe to downgrade to: a release before 2.4.38_firmware
Firmware
Install the latest firmware from the vendor advisory; if none, apply the vendor workaround.
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-2004-2051?

thintune extreme: mitigate or apply the listed mitigation; thintune l: mitigate or apply the listed mitigation; thintune m: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2004-2051 being exploited?

CVE-2004-2051 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-2004-2051 affect?

CVE-2004-2051 affects thintune extreme, thintune l, thintune m. Severity is medium (CVSS 5.0). The Phoenix browser in eSeSIX Thintune thin clients running firmware 2.4.38 and earlier allows local users to read arbitrary files via a file:/// URL.

How urgent is CVE-2004-2051?

Priority 41/100. Public exploit reference

Related CVEs

References

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