CVE-2015-8606: Silverstripe/cms Cross-Site Scripting Vulnerability

MODERATE
Advisory Identifier: GHSA-gvc8-xjfp-6569
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CVSS 6.1
CWE-79
Published
Advisory Summary

CVE-2015-8606 is a MODERATE (CVSS 6.1) cross-site scripting vulnerability (CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) affecting Silverstripe/cms libraries in the Packagist ecosystem. The issue involves silverstripe cms xss vulnerability. Remediation is available by upgrading affected packages to version 3.1.16, 3.2.1.

CVE-2015-8606 at a Glance

CVE Identifier CVE-2015-8606
GHSA Identifier GHSA-gvc8-xjfp-6569
Severity MODERATE
CVSS v3.1 Base Score 6.1
CWE Classification CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Product Silverstripe/cms
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 6.1

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:R/S:C/C:L/I:L/A:N).

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

How to Fix CVE-2015-8606

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

silverstripe/cms fixed: 3.1.16 
Upgrade silverstripe/cms to 3.1.16
silverstripe/cms fixed: 3.2.1 
Upgrade silverstripe/cms to 3.2.1
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 silverstripe/cms

How to Check if You Are Affected

To determine whether your application is affected by CVE-2015-8606, inspect your project dependencies for Silverstripe/cms:

inspect dependencies for silverstripe/cms

Analyze the terminal output to locate any version of Silverstripe/cms in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 3.1.16), 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-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'), where the product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. In Silverstripe/cms, 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

Multiple cross-site scripting (XSS) vulnerabilities in SilverStripe CMS & Framework before 3.1.16 and 3.2.0 before 3.2.1 allow remote attackers to inject arbitrary web script or HTML via the (1) Locale or (2) FailedLoginCount parameter to `admin/security/EditForm/field/Members/item/new/ItemEditForm`.

CVE-2015-8606 Affected Silverstripe/cms Versions

2 component(s)
Fixed Versions:
3.1.163.2.1
Product / Package Ecosystem Affected Versions Fixed Version
silverstripe/cms
 Packagist
< 3.1.16
3.1.16
silverstripe/cms
 Packagist
≥ 3.2.0
< 3.2.1
All 1 versions
3.2.0
3.2.1

References

NVD — CVE-2015-8606 NVD
https://nvd.nist.gov/vuln/detail/CVE-2015-8606
Silverstripe/cms Security Information SECURITY
https://cybersecurityworks.com/zerodays/cve-2015-8606-silverstripe.html
Silverstripe/cms Source Repository REPOSITORY
https://github.com/silverstripe/silverstripe-cms
seclists.org/fulldisclosure/2015... WEB
http://seclists.org/fulldisclosure/2015/Dec/55
Silverstripe/cms Security Information SECURITY
http://www.openwall.com/lists/oss-security/2015/12/17/1
Silverstripe/cms Security Information SECURITY
http://www.openwall.com/lists/oss-security/2015/12/17/11
Silverstripe/cms Security Information SECURITY
http://www.openwall.com/lists/oss-security/2015/12/18/5
Silverstripe/cms Release RELEASE
http://www.silverstripe.org/download/security-releases/ss-2015-026

Frequently Asked Questions

What is CVE-2015-8606?
CVE-2015-8606 is a security vulnerability in Silverstripe/cms involving Silverstripe CMS XSS Vulnerability under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting').
Which Silverstripe/cms versions are affected?
Affected versions include releases prior to 3.1.16, 3.2.1 across affected packages: silverstripe/cms.
What version fixes CVE-2015-8606?
Upgrading to 3.1.16, 3.2.1 (or the latest patched release for your respective branch) resolves the vulnerability.
Is silverstripe/cms affected?
Yes, silverstripe/cms is affected in releases prior to 3.1.16, 3.2.1. Upgrade your dependency to 3.1.16, 3.2.1 or later.
What is the CVSS score of CVE-2015-8606?
CVE-2015-8606 has a CVSS v3.1 base score of 6.1 (MODERATE) with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
What CWE is associated with CVE-2015-8606?
CVE-2015-8606 is classified under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.).
How can I check Packagist dependencies for CVE-2015-8606?
Run the dependency tree command: 'inspect dependencies for silverstripe/cms'. 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-gvc8-xjfp-6569",
  "modified" : "2023-12-07T19:45:57Z",
  "published" : "2022-05-13T01:13:58Z",
  "aliases" : [ "CVE-2015-8606" ],
  "summary" : "Silverstripe CMS XSS Vulnerability",
  "details" : "Multiple cross-site scripting (XSS) vulnerabilities in SilverStripe CMS & Framework before 3.1.16 and 3.2.0 before 3.2.1 allow remote attackers to inject arbitrary web script or HTML via the (1) Locale or (2) FailedLoginCount parameter to `admin/security/EditForm/field/Members/item/new/ItemEditForm`.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "silverstripe/cms"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "3.1.16"
      } ]
    } ],
    "database_specific" : {
      "last_known_affected_version_range" : "<= 3.1.15"
    }
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "silverstripe/cms"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "3.2.0"
      }, {
        "fixed" : "3.2.1"
      } ]
    } ],
    "versions" : [ "3.2.0" ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2015-8606"
  }, {
    "type" : "WEB",
    "url" : "https://cybersecurityworks.com/zerodays/cve-2015-8606-silverstripe.html"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/silverstripe/silverstripe-cms"
  }, {
    "type" : "WEB",
    "url" : "http://seclists.org/fulldisclosure/2015/Dec/55"
  }, {
    "type" : "WEB",
    "url" : "http://www.openwall.com/lists/oss-security/2015/12/17/1"
  }, {
    "type" : "WEB",
    "url" : "http://www.openwall.com/lists/oss-security/2015/12/17/11"
  }, {
    "type" : "WEB",
    "url" : "http://www.openwall.com/lists/oss-security/2015/12/18/5"
  }, {
    "type" : "WEB",
    "url" : "http://www.silverstripe.org/download/security-releases/ss-2015-026"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-79" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2023-08-01T19:50:39Z",
    "nvd_published_at" : "2016-04-13T15:59:00Z"
  }
}