CVE-2017-0889: Paperclip Paperclip Server-Side Request Forgery Vulnerability Vulnerability

CRITICAL
Advisory Identifier: GHSA-5jcf-c5rg-rmm8
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CVSS 9.8
CWE-918
Published
Advisory Summary

CVE-2017-0889 is a CRITICAL (CVSS 9.8) paperclip server-side request forgery vulnerability vulnerability (CWE-918: Server-Side Request Forgery (SSRF)) affecting Paperclip libraries in the RubyGems ecosystem. The issue involves paperclip server-side request forgery vulnerability. Remediation is available by upgrading affected packages to version 5.2.0.

CVE-2017-0889 at a Glance

CVE Identifier CVE-2017-0889
GHSA Identifier GHSA-5jcf-c5rg-rmm8
Severity CRITICAL
CVSS v3.1 Base Score 9.8
CWE Classification CWE-918: Server-Side Request Forgery (SSRF)
Affected Product Paperclip
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:3.0/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-2017-0889

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

paperclip fixed: 5.2.0 
Upgrade paperclip to 5.2.0
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 paperclip

How to Check if You Are Affected

To determine whether your application is affected by CVE-2017-0889, inspect your project dependencies for Paperclip:

inspect dependencies for paperclip

Analyze the terminal output to locate any version of Paperclip in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 5.2.0), 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-918: Server-Side Request Forgery (SSRF), where the web server receives a url or similar request from an upstream component and retrieves the contents of this url, but it does not sufficiently ensure that the request is being sent to the expected destination. In Paperclip, 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

Paperclip ruby gem version 3.1.4 and later suffers from a Server-SIde Request Forgery (SSRF) vulnerability in the `Paperclip::UriAdapter` class. Attackers may be able to access information about internal network resources.

CVE-2017-0889 Affected Paperclip Versions

1 component(s)
Fixed Versions:
5.2.0
Product / Package Ecosystem Affected Versions Fixed Version
paperclip
gem/paperclip
RubyGems
≥ 3.1.4
< 5.2.0
5.2.0

References

NVD — CVE-2017-0889 NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-0889
Paperclip Source Repository REPOSITORY
https://github.com/thoughtbot/paperclip/pull/2435
hackerone.com/reports/209430 WEB
https://hackerone.com/reports/209430
hackerone.com/reports/713 WEB
https://hackerone.com/reports/713
Paperclip Source Repository REPOSITORY
https://github.com/rubysec/ruby-advisory-db/blob/master/gems/paperclip/CVE-2017-0889.yml
Paperclip Source Repository REPOSITORY
https://github.com/thoughtbot/paperclip

Frequently Asked Questions

What is CVE-2017-0889?
CVE-2017-0889 is a security vulnerability in Paperclip involving paperclip Server-Side Request Forgery vulnerability under CWE-918: Server-Side Request Forgery (SSRF).
Which Paperclip versions are affected?
Affected versions include releases prior to 5.2.0 across affected packages: paperclip.
What version fixes CVE-2017-0889?
Upgrading to 5.2.0 (or the latest patched release for your respective branch) resolves the vulnerability.
Is paperclip affected?
Yes, paperclip is affected in releases prior to 5.2.0. Upgrade your dependency to 5.2.0 or later.
What is the CVSS score of CVE-2017-0889?
CVE-2017-0889 has a CVSS v3.1 base score of 9.8 (CRITICAL) with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
What CWE is associated with CVE-2017-0889?
CVE-2017-0889 is classified under CWE-918: Server-Side Request Forgery (SSRF) (The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.).
How can I check RubyGems dependencies for CVE-2017-0889?
Run the dependency tree command: 'inspect dependencies for paperclip'. 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-5jcf-c5rg-rmm8",
  "modified" : "2023-01-26T20:24:38Z",
  "published" : "2018-01-22T13:31:34Z",
  "aliases" : [ "CVE-2017-0889" ],
  "summary" : "paperclip Server-Side Request Forgery vulnerability",
  "details" : "Paperclip ruby gem version 3.1.4 and later suffers from a Server-SIde Request Forgery (SSRF) vulnerability in the `Paperclip::UriAdapter` class. Attackers may be able to access information about internal network resources.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "RubyGems",
      "name" : "paperclip"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "3.1.4"
      }, {
        "fixed" : "5.2.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2017-0889"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/thoughtbot/paperclip/pull/2435"
  }, {
    "type" : "WEB",
    "url" : "https://hackerone.com/reports/209430"
  }, {
    "type" : "WEB",
    "url" : "https://hackerone.com/reports/713"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/paperclip/CVE-2017-0889.yml"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/thoughtbot/paperclip"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-918" ],
    "severity" : "CRITICAL",
    "github_reviewed" : true,
    "github_reviewed_at" : "2020-06-16T21:16:31Z",
    "nvd_published_at" : "2017-11-13T17:29:00Z"
  }
}