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CVE-2012-0393

The ParameterInterceptor component in Apache Struts before 2.3.1.1 does not prevent access to public constructors, which allows remote attackers to create or overwrite arbitrary files via a crafted...

Public exploit available. Not confirmed exploited in the wild yet. A vendor fix is available.

CVSS 2.06.4MediumEPSS percentile98th36% chance in 30 daysCISA KEVNot listedNo confirmed exploitation
Public exploit: 2 sourcesFixVendor fixNo build named by the sources

Published Updated Sources: CVE.org, NVD, GitHub, BDU

NVD CVE.org

What to do

The vendor has published a fix. Version details are below where the sources state them.

Check it yourselfA free OpenVAS check exists for this CVE. Run it against your hosts.Is your organisation exposed?Request an assessment to establish which checks fit your systems.

What it is

From the CVE record

Apache Struts's ParameterInterceptor component does not prevent access to public constructors

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS98th
Public exploit
CISA KEV

Not in the catalog. CISA has not confirmed exploitation.

Public exploits

2 sources with a proof of concept or module.

Exploit links, PoCs and Metasploit modules after sign-in
EPSS

36% chance of exploitation activity in the next 30 days, which ranks it in the 98th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

A public exploit existed 53 days before the patch.

  1. OpenVAS check added
  2. EPSS band changehigh → moderate
  3. Patch availablerecord updated
  4. Public exploit / PoCsource: exploit-db
  5. Publishedweakness classified

Affected products

And 1 more affected product. See all after sign-in

Technical detail

CVSS 2.0 vector

Open in the CVSS calculator

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

Scored 6.4 by NVD.

How it is reached

  • Access Vector NetworkExploitable remotely over the network
  • Access Complexity LowNo special conditions required
  • Authentication NoneNo authentication required

Impact if exploited

  • Confidentiality NoneNo confidentiality impact
  • Integrity PartialSome data can be modified
  • Availability PartialReduced performance or service disruption

Weaknesses

Sources

References in the record

And 12 more references. See all after sign-in

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