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CVE-2012-4387

20
FAUCET Score

CVE-2012-4387 describes a denial-of-service vulnerability affecting Apache Struts versions 2.0.0 through 2.3.4, where a long parameter name can be processed as an OGNL expression, leading to high CPU consumption. With a CVSS score of 5.0, this vulnerability is network-exploitable with low attack complexity and no authentication required, resulting in a partial availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.0.0CPE matchmatch criteria
cpe:2.3:a:apache:struts:2.0.0:*:*:*:*:*:*:*
2.0.1CPE matchmatch criteria
cpe:2.3:a:apache:struts:2.0.1:*:*:*:*:*:*:*
2.0.2CPE matchmatch criteria
cpe:2.3:a:apache:struts:2.0.2:*:*:*:*:*:*:*
2.0.3CPE matchmatch criteria
cpe:2.3:a:apache:struts:2.0.3:*:*:*:*:*:*:*
2.0.4CPE matchmatch criteria
cpe:2.3:a:apache:struts:2.0.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
8.07%
Probability of exploitation in next 30 days
EPSS Percentile
94.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0807 is in the 92nd percentile among its peer group of 23,703 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

mavenpatch availablevia ghsa
Product: org.apache.struts.xwork:xwork-coreFixed in: 2.3.4.1

Vendor Advisories (1)

mavenGHSA-hrgc-54mv-58gvmedium

Denial of service in Apache Struts

May 17, 2022

References

secunia.com / advisories/50420
Vendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/78183
issues.apache.org / jira/browse/WW-3860
struts.apache.org / 2.x/docs/s2-011.html
PatchVendor Advisory
openwall.com / lists/oss-security/2012/09/01/4
openwall.com / lists/oss-security/2012/09/01/5
securityfocus.com / bid/55346