CVE-2012-5503: Plone Plone Allows Remote Attackers To Vulnerability

HIGH
Advisory Identifier: GHSA-prr5-pfr8-q9f3
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CVSS 7.5
Published
Advisory Summary

CVE-2012-5503 is a HIGH (CVSS 7.5) plone allows remote attackers to vulnerability (General Security Weakness) affecting Plone libraries in the PyPI ecosystem. The issue involves plone allows remote attackers to read hidden folder contents. Remediation is available by upgrading affected packages to version 4.2.3, 4.3b1.

CVE-2012-5503 at a Glance

CVE Identifier CVE-2012-5503
GHSA Identifier GHSA-prr5-pfr8-q9f3
Severity HIGH
CVSS v3.1 Base Score 7.5
CWE Classification General Security Weakness
Affected Product Plone
Package Ecosystem PyPI
Published Date
Last Updated

Security Impact

CVSS: 7.5

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required None (PR:N)
User Interaction None (UI:N)
Scope Unchanged (S:U)
Confidentiality High (C:H)
Integrity None (I:N)
Availability None (A:N)

How to Fix CVE-2012-5503

To remediate this vulnerability, upgrade all affected Plone dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

Plone fixed: 4.2.3 
pip install Plone>=4.2.3
Plone fixed: 4.3b1 
pip install Plone>=4.3b1
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

pip show Plone

How to Check if You Are Affected

To determine whether your Python environment is affected by CVE-2012-5503, inspect your installed packages using pip:

pip show Plone

Analyze the terminal output to locate any version of Plone in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 4.2.3), your application is affected.

Note: The pip show Plone command checks currently installed packages in your active Python environment.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under General Security Weakness. In Plone, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

ftp.py in Plone before 4.2.3 and 4.3 before beta 1 allows remote attackers to read hidden folder contents via unspecified vectors.

CVE-2012-5503 Affected Plone Versions

2 component(s)
Fixed Versions:
4.2.34.3b1
Product / Package Ecosystem Affected Versions Fixed Version
Plone
pypi/Plone
PyPI
< 4.2.3
4.2.3
Plone
pypi/Plone
PyPI
≥ 4.3a1
< 4.3b1
4.3b1

References

NVD — CVE-2012-5503 NVD
https://nvd.nist.gov/vuln/detail/CVE-2012-5503
GitHub Advisory / Wiki ADVISORY
https://github.com/advisories/GHSA-prr5-pfr8-q9f3
Plone Source Repository REPOSITORY
https://github.com/plone/Products.CMFPlone
Plone Source Repository REPOSITORY
https://github.com/plone/Products.CMFPlone/blob/4.2.3/docs/CHANGES.txt
Plone Source Repository REPOSITORY
https://github.com/pypa/advisory-database/tree/main/vulns/plone/PYSEC-2014-45.yaml
Plone Release RELEASE
https://plone.org/products/plone-hotfix/releases/20121106
Plone Security Information SECURITY
https://plone.org/products/plone/security/advisories/20121106/19
Plone Security Information SECURITY
http://www.openwall.com/lists/oss-security/2012/11/10/1

Frequently Asked Questions

What is CVE-2012-5503?
CVE-2012-5503 is a security vulnerability in Plone involving Plone allows remote attackers to read hidden folder contents under General Security Weakness.
Which Plone versions are affected?
Affected versions include releases prior to 4.2.3, 4.3b1 across affected packages: Plone.
What version fixes CVE-2012-5503?
Upgrading to 4.2.3, 4.3b1 (or the latest patched release for your respective branch) resolves the vulnerability.
Is Plone affected?
Yes, Plone is affected in releases prior to 4.2.3, 4.3b1. Upgrade your dependency to 4.2.3, 4.3b1 or later.
What is the CVSS score of CVE-2012-5503?
CVE-2012-5503 has a CVSS v3.1 base score of 7.5 (HIGH) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
What CWE is associated with CVE-2012-5503?
CVE-2012-5503 is classified under General Security Weakness.
How can I check PyPI dependencies for CVE-2012-5503?
Run the dependency tree command: 'pip show Plone'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-prr5-pfr8-q9f3",
  "modified" : "2024-10-14T21:48:06Z",
  "published" : "2018-07-23T19:52:35Z",
  "aliases" : [ "CVE-2012-5503" ],
  "summary" : "Plone allows remote attackers to read hidden folder contents",
  "details" : "ftp.py in Plone before 4.2.3 and 4.3 before beta 1 allows remote attackers to read hidden folder contents via unspecified vectors.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
  }, {
    "type" : "CVSS_V4",
    "score" : "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "PyPI",
      "name" : "Plone"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "4.2.3"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "PyPI",
      "name" : "Plone"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "4.3a1"
      }, {
        "fixed" : "4.3b1"
      } ]
    } ],
    "database_specific" : {
      "last_known_affected_version_range" : "<= 4.3a2"
    }
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2012-5503"
  }, {
    "type" : "ADVISORY",
    "url" : "https://github.com/advisories/GHSA-prr5-pfr8-q9f3"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/plone/Products.CMFPlone"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/plone/Products.CMFPlone/blob/4.2.3/docs/CHANGES.txt"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/pypa/advisory-database/tree/main/vulns/plone/PYSEC-2014-45.yaml"
  }, {
    "type" : "WEB",
    "url" : "https://plone.org/products/plone-hotfix/releases/20121106"
  }, {
    "type" : "WEB",
    "url" : "https://plone.org/products/plone/security/advisories/20121106/19"
  }, {
    "type" : "WEB",
    "url" : "http://www.openwall.com/lists/oss-security/2012/11/10/1"
  } ],
  "database_specific" : {
    "cwe_ids" : [ ],
    "severity" : "HIGH",
    "github_reviewed" : true,
    "github_reviewed_at" : "2020-06-16T21:50:01Z",
    "nvd_published_at" : null
  }
}