How severe is CVE-2006-0788?

CVE-2006-0788 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2006-0788 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-0788?

CVE-2006-0788 affects Kyocera Fs-3830n. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2006-0788?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2006-0788 published?

CVE-2006-0788 was published on 2006-02-19 and last updated on 2026-06-16.

CVE-2006-0788

CVE-2006-0788 is a medium-severity vulnerability in Kyocera Fs-3830n with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Kyocera Fs-3830n
Published: 2006-02-19
Last modified: 2026-06-16

Description

Kyocera 3830 (aka FS-3830N) printers have a back door that allows remote attackers to read and alter configuration settings via strings that begin with "!R!SIOP0", as demonstrated using (1) a connection to to TCP port 9100 or (2) the UNIX lp command.

Frequently asked questions

What is CVE-2006-0788?: Kyocera 3830 (aka FS-3830N) printers have a back door that allows remote attackers to read and alter configuration settings via strings that begin with "!R!SIOP0", as demonstrated using (1) a connection to to TCP port 9100 or (2) the UNIX lp command.
How severe is CVE-2006-0788?: CVE-2006-0788 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2006-0788 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-0788?: CVE-2006-0788 affects Kyocera Fs-3830n. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2006-0788?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-0788 published?: CVE-2006-0788 was published on 2006-02-19 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:h:kyocera:fs-3830n:*:*:*:*:*:*:*:*

More vulnerabilities in Kyocera Fs-3830n

CVE-2006-0789 — Critical (CVSS 10.0): Certain unspecified Kyocera printers have a default "admin" account with a blank password, which allows remote…

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