How severe is CVE-2007-4351?

CVE-2007-4351 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2007-4351 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-4351?

CVE-2007-4351 affects Cups. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-4351?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2007-4351 published?

CVE-2007-4351 was published on 2007-10-31 and last updated on 2026-06-16.

CVE-2007-4351

CVE-2007-4351 is a critical-severity vulnerability in Cups with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-189.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 7% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-189
Affected product: Cups
Published: 2007-10-31
Last modified: 2026-06-16

Description

Off-by-one error in the ippReadIO function in cups/ipp.c in CUPS 1.3.3 allows remote attackers to cause a denial of service (crash) via a crafted (1) textWithLanguage or (2) nameWithLanguage Internet Printing Protocol (IPP) tag, leading to a stack-based buffer overflow.

Frequently asked questions

What is CVE-2007-4351?: Off-by-one error in the ippReadIO function in cups/ipp.c in CUPS 1.3.3 allows remote attackers to cause a denial of service (crash) via a crafted (1) textWithLanguage or (2) nameWithLanguage Internet Printing Protocol (IPP) tag, leading to a stack-based buffer overflow.
How severe is CVE-2007-4351?: CVE-2007-4351 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2007-4351 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-4351?: CVE-2007-4351 affects Cups. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-4351?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2007-4351 published?: CVE-2007-4351 was published on 2007-10-31 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:cups:cups:*:*:*:*:*:*:*:*

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