How severe is CVE-2009-4489?

CVE-2009-4489 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2009-4489 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-4489?

CVE-2009-4489 affects Cherokee-project Cherokee. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2009-4489?

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

When was CVE-2009-4489 published?

CVE-2009-4489 was published on 2010-01-13 and last updated on 2026-06-16.

CVE-2009-4489

CVE-2009-4489 is a medium-severity vulnerability in Cherokee-project Cherokee 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. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 10% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Cherokee-project Cherokee
Published: 2010-01-13
Last modified: 2026-06-16

Description

header.c in Cherokee before 0.99.32 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.

Frequently asked questions

What is CVE-2009-4489?: header.c in Cherokee before 0.99.32 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.
How severe is CVE-2009-4489?: CVE-2009-4489 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2009-4489 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-4489?: CVE-2009-4489 affects Cherokee-project Cherokee. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2009-4489?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-4489 published?: CVE-2009-4489 was published on 2010-01-13 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:cherokee-project:cherokee:*:*:*:*:*:*:*:*

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