How severe is CVE-2009-0601?

CVE-2009-0601 has a CVSS 2.0 base score of 2.1, rated low severity.

Is CVE-2009-0601 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-0601?

CVE-2009-0601 primarily affects Wireshark. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-0601?

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

When was CVE-2009-0601 published?

CVE-2009-0601 was published on 2009-02-16 and last updated on 2026-06-16.

CVE-2009-0601

CVE-2009-0601 is a low-severity vulnerability in Wireshark with a CVSS 2.0 base score of 2.1. 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-134.

Key facts

Severity: Low (CVSS 2.0 base score 2.1)
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-134
Affected product: Wireshark
Published: 2009-02-16
Last modified: 2026-06-16

Description

Format string vulnerability in Wireshark 0.99.8 through 1.0.5 on non-Windows platforms allows local users to cause a denial of service (application crash) via format string specifiers in the HOME environment variable.

Frequently asked questions

What is CVE-2009-0601?: Format string vulnerability in Wireshark 0.99.8 through 1.0.5 on non-Windows platforms allows local users to cause a denial of service (application crash) via format string specifiers in the HOME environment variable.
How severe is CVE-2009-0601?: CVE-2009-0601 has a CVSS 2.0 base score of 2.1, rated low severity.
Is CVE-2009-0601 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-0601?: CVE-2009-0601 primarily affects Wireshark. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-0601?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-0601 published?: CVE-2009-0601 was published on 2009-02-16 and last updated on 2026-06-16.

References

Affected products (7)

cpe:2.3:a:wireshark:wireshark:0.99.8:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.0.3:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.0.4:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:1.0.5:*:*:*:*:*:*:*

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