How severe is CVE-2008-1145?

CVE-2008-1145 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2008-1145 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-1145?

CVE-2008-1145 primarily affects Ruby-lang Webrick. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-1145?

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

When was CVE-2008-1145 published?

CVE-2008-1145 was published on 2008-03-04 and last updated on 2026-06-16.

CVE-2008-1145

CVE-2008-1145 is a medium-severity vulnerability in Ruby-lang Webrick with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 18% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 18% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Ruby-lang Webrick
Published: 2008-03-04
Last modified: 2026-06-16

Description

Directory traversal vulnerability in WEBrick in Ruby 1.8 before 1.8.5-p115 and 1.8.6-p114, and 1.9 through 1.9.0-1, when running on systems that support backslash (\) path separators or case-insensitive file names, allows remote attackers to access arbitrary files via (1) "..%5c" (encoded backslash) sequences or (2) filenames that match patterns in the :NondisclosureName option.

Frequently asked questions

What is CVE-2008-1145?: Directory traversal vulnerability in WEBrick in Ruby 1.8 before 1.8.5-p115 and 1.8.6-p114, and 1.9 through 1.9.0-1, when running on systems that support backslash (\) path separators or case-insensitive file names, allows remote attackers to access arbitrary files via (1) "..%5c" (encoded backslash) sequences or (2) filenames that match patterns in the :NondisclosureName option.
How severe is CVE-2008-1145?: CVE-2008-1145 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2008-1145 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-1145?: CVE-2008-1145 primarily affects Ruby-lang Webrick. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-1145?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-1145 published?: CVE-2008-1145 was published on 2008-03-04 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:ruby-lang:webrick:-:*:*:*:*:ruby:*:*
cpe:2.3:o:fedoraproject:fedora:7:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:8:*:*:*:*:*:*:*

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