THREATPORT/VULNERABILITY/CVE-2015-3253
CRITICAL SEVERITY

CVE-2015-3253

Groovy vulnerability

CVSS
9.8
EPSS
41.0%
EPSS pct
99th
Exploited
No known
The MethodClosure class in runtime/MethodClosure.java in Apache Groovy 1.7.0 through 2.4.3 allows remote attackers to execute arbitrary code or cause a denial of service via a crafted serialized object.
Affected vendor
Apache
Affected product
Groovy
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2015-08-13

Risk analysis

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

Its EPSS score of 41.0% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it among the most exploited CVEs currently tracked.

Check your external exposure to CVE-2015-3253

  • Confirm whether Apache Groovy is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2015-3253.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2015-3253

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2015-3253 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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