THREATPORT/VULNERABILITY/CVE-2008-3655
HIGH SEVERITY

CVE-2008-3655

Ruby vulnerability

CVSS
7.5
EPSS
14.1%
EPSS pct
96th
Exploited
No known
Ruby 1.8.5 and earlier, 1.8.6 through 1.8.6-p286, 1.8.7 through 1.8.7-p71, and 1.9 through r18423 does not properly restrict access to critical variables and methods at various safe levels, which allows context-dependent attackers to bypass intended access restrictions via (1) untrace_var, (2) $PROGRAM_NAME, and (3) syslog at safe level 4, and (4) insecure methods at safe levels 1 through 3.
Affected vendor
Ruby Lang
Affected product
Ruby
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness type (CWE)
  • CWE-264 — Permissions, Privileges, and Access Controls
Published
2008-08-13

Risk analysis

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

Its EPSS score of 14.1% 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-2008-3655

  • Confirm whether Ruby Lang Ruby is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2008-3655.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2008-3655

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