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CVE-2012-0838: apache struts Improper Input Validation

CVSS: 10.0v2.0HighModified
AliasesGHSA-mwrx-hx6x-3hhv
Published 02-03-2012Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2012-0838 is a high (CVSS 10.0) Improper Input Validation vulnerability in apache struts. EPSS estimates a 13.69% chance of exploitation in the next 30 days, higher than 96.4% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
10.0/10
010
High · v2.0 (NVD)
EPSS score
13.69%
0%100%
Medium · -0.19 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 02-03-2012
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

Apache Struts 2 before 2.2.3.1 evaluates a string as an OGNL expression during the handling of a conversion error, which allows remote attackers to modify run-time data values, and consequently execute arbitrary code, via invalid input to a field.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

13.69%

Chance of exploitation in the next 30 days

Percentile

96%

Versus all other CVEs

30-day change

-0.19 pp

From 13.88% on 18-09-2026

18-09-202618-10-2026
EPSS score
13.69%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Apache1 product
Org.apache.struts1 product
  • struts2-core< 2.2.3.1
Org.apache.struts.xwork1 product
  • xwork-core< 2.2.3.1

3 vendors · 3 products

References

9 links