CVE-2015-2784: Papercrop Papercrop Does Not Properly Handle Vulnerability

CRITICAL
Advisory Identifier: GHSA-m44r-gv6q-9j9r
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CVSS 9.8
CWE-20
Published
Advisory Summary

CVE-2015-2784 is a CRITICAL (CVSS 9.8) papercrop does not properly handle vulnerability (CWE-20: Improper Input Validation) affecting Papercrop libraries in the RubyGems ecosystem. The issue involves papercrop does not properly handle crop input. Remediation is available by upgrading affected packages to version 0.3.0.

CVE-2015-2784 at a Glance

CVE Identifier CVE-2015-2784
GHSA Identifier GHSA-m44r-gv6q-9j9r
Severity CRITICAL
CVSS v3.1 Base Score 9.8
CWE Classification CWE-20: Improper Input Validation
Affected Product Papercrop
Package Ecosystem RubyGems
Published Date
Last Updated

Security Impact

CVSS: 9.8

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:H/A:H).

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 High (I:H)
Availability High (A:H)

How to Fix CVE-2015-2784

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

papercrop fixed: 0.3.0 
Upgrade papercrop to 0.3.0
Verify Direct and Transitive Dependencies

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

inspect dependencies for papercrop

How to Check if You Are Affected

To determine whether your application is affected by CVE-2015-2784, inspect your project dependencies for Papercrop:

inspect dependencies for papercrop

Analyze the terminal output to locate any version of Papercrop in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 0.3.0), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-20: Improper Input Validation, where the product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. In Papercrop, 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

The papercrop gem before 0.3.0 for Ruby on Rails does not properly handle crop input.

CVE-2015-2784 Affected Papercrop Versions

1 component(s)
Fixed Versions:
0.3.0
Product / Package Ecosystem Affected Versions Fixed Version
papercrop
gem/papercrop
RubyGems
< 0.3.0
0.3.0

References

NVD — CVE-2015-2784 NVD
https://nvd.nist.gov/vuln/detail/CVE-2015-2784
Security Fix Commit FIX COMMIT
https://github.com/rsantamaria/papercrop/commit/b4ecd95debaf0a8712bd1d34def83f41fc6b3579
Papercrop Source Repository REPOSITORY
https://github.com/rsantamaria/papercrop
Papercrop Source Repository REPOSITORY
https://github.com/rsantamaria/papercrop/blob/master/CHANGELOG.md

Frequently Asked Questions

What is CVE-2015-2784?
CVE-2015-2784 is a security vulnerability in Papercrop involving papercrop does not properly handle crop input under CWE-20: Improper Input Validation.
Which Papercrop versions are affected?
Affected versions include releases prior to 0.3.0 across affected packages: papercrop.
What version fixes CVE-2015-2784?
Upgrading to 0.3.0 (or the latest patched release for your respective branch) resolves the vulnerability.
Is papercrop affected?
Yes, papercrop is affected in releases prior to 0.3.0. Upgrade your dependency to 0.3.0 or later.
What is the CVSS score of CVE-2015-2784?
CVE-2015-2784 has a CVSS v3.1 base score of 9.8 (CRITICAL) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
What CWE is associated with CVE-2015-2784?
CVE-2015-2784 is classified under CWE-20: Improper Input Validation (The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.).
How can I check RubyGems dependencies for CVE-2015-2784?
Run the dependency tree command: 'inspect dependencies for papercrop'. 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-m44r-gv6q-9j9r",
  "modified" : "2023-01-24T16:02:30Z",
  "published" : "2022-05-24T17:06:56Z",
  "aliases" : [ "CVE-2015-2784" ],
  "summary" : "papercrop does not properly handle crop input",
  "details" : "The papercrop gem before 0.3.0 for Ruby on Rails does not properly handle crop input.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "RubyGems",
      "name" : "papercrop"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "0.3.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2015-2784"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/rsantamaria/papercrop/commit/b4ecd95debaf0a8712bd1d34def83f41fc6b3579"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/rsantamaria/papercrop"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/rsantamaria/papercrop/blob/master/CHANGELOG.md"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-20" ],
    "severity" : "CRITICAL",
    "github_reviewed" : true,
    "github_reviewed_at" : "2023-01-24T16:02:30Z",
    "nvd_published_at" : "2020-01-21T18:15:00Z"
  }
}