THREATPORT/VULNERABILITY/CVE-2008-4310
HIGH SEVERITY

CVE-2008-4310

Ruby vulnerability

CVSS
7.8
EPSS
13.6%
EPSS pct
96th
Exploited
No known
httputils.rb in WEBrick in Ruby 1.8.1 and 1.8.5, as used in Red Hat Enterprise Linux 4 and 5, allows remote attackers to cause a denial of service (CPU consumption) via a crafted HTTP request. NOTE: this issue exists because of an incomplete fix for CVE-2008-3656.
Affected vendor
Ruby Lang
Affected product
Ruby
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
Weakness type (CWE)
Published
2008-12-09

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to complete impact to availability.

Its EPSS score of 13.6% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2008-4310

  • Confirm whether Ruby Lang Ruby is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2008-4310.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2008-4310

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2008-4310 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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