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Servers and applications

CVE-2012-4387

Apache Struts 2.0.0 through 2.3.4 allows remote attackers to cause a denial of service (CPU consumption) via a long parameter name, which is processed as an OGNL expression.

Severity
Medium 5.0
Published
5 Sept 2012
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
8.1% in the next 30 daysHigher than 94% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
CWE-264
Attack
Over the network · No login needed
Attacker can
Slow it down
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Sources
NVD

Affected software

SoftwareAffected versions
Apache StrutsServers and applications · cpe:a:apache:struts
  • Version 2.3.4
  • Version 2.3.3
  • Version 2.3.1.2
  • Version 2.3.1.1
All 35 release lines
  • Version 2.0.0
  • Version 2.0.1
  • Version 2.0.2
  • Version 2.0.3
  • Version 2.0.4
  • Version 2.0.5
  • Version 2.0.6
  • Version 2.0.7
  • Version 2.0.8
  • Version 2.0.9
  • Version 2.0.10
  • Version 2.0.11
  • Version 2.0.11.1
  • Version 2.0.11.2
  • Version 2.0.12
  • Version 2.0.13
  • Version 2.0.14
  • Version 2.1.0
  • Version 2.1.1
  • Version 2.1.2
  • Version 2.1.3
  • Version 2.1.4
  • Version 2.1.5
  • Version 2.1.6
  • Version 2.1.8
  • Version 2.1.8.1
  • Version 2.2.1
  • Version 2.2.1.1
  • Version 2.2.3
  • Version 2.2.3.1
  • Version 2.3.1
  • Version 2.3.1.1
  • Version 2.3.1.2
  • Version 2.3.3
  • Version 2.3.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2012-4387
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2012-4387