CVE-2017-12874: Simplesamlphp/simplesamlphp module infocard SimpleSAMLphp InfoCard Module Incorrect Signature Vulnerability

HIGH
Advisory Identifier: GHSA-fj28-869x-vv5g
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CVSS 7.5
CWE-20
Published
Advisory Summary

CVE-2017-12874 is a HIGH (CVSS 7.5) simplesamlphp infocard module incorrect signature vulnerability (CWE-20: Improper Input Validation) affecting Simplesamlphp/simplesamlphp module infocard libraries in the Packagist ecosystem. The issue involves simplesamlphp infocard module incorrect signature verification. Remediation is available by upgrading affected packages to version 1.0.1.

CVE-2017-12874 at a Glance

CVE Identifier CVE-2017-12874
GHSA Identifier GHSA-fj28-869x-vv5g
Severity HIGH
CVSS v3.1 Base Score 7.5
CWE Classification CWE-20: Improper Input Validation
Affected Product Simplesamlphp/simplesamlphp module infocard
Package Ecosystem Packagist
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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/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 None (C:N)
Integrity High (I:H)
Availability None (A:N)

How to Fix CVE-2017-12874

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

simplesamlphp/simplesamlphp-module-infocard fixed: 1.0.1 
Upgrade simplesamlphp/simplesamlphp-module-infocard to 1.0.1
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 simplesamlphp/simplesamlphp-module-infocard

How to Check if You Are Affected

To determine whether your application is affected by CVE-2017-12874, inspect your project dependencies for Simplesamlphp/simplesamlphp module infocard:

inspect dependencies for simplesamlphp/simplesamlphp-module-infocard

Analyze the terminal output to locate any version of Simplesamlphp/simplesamlphp module infocard in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 1.0.1), 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 Simplesamlphp/simplesamlphp module infocard, 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 InfoCard module 1.0 for SimpleSAMLphp allows attackers to spoof XML messages by leveraging an incorrect check of return values in signature validation utilities.

CVE-2017-12874 Affected Simplesamlphp/simplesamlphp module infocard Versions

1 component(s)
Fixed Versions:
1.0.1
Product / Package Ecosystem Affected Versions Fixed Version
simplesamlphp/simplesamlphp-module-infocard
 Packagist
< 1.0.1
1.0.1

References

NVD — CVE-2017-12874 NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-12874
Security Fix Commit FIX COMMIT
https://github.com/simplesamlphp/simplesamlphp-module-infocard/commit/63b84cc837ea62bf87f4bf4af29b4420f49311a9
Simplesamlphp/simplesamlphp module infocard Source Repository REPOSITORY
https://github.com/FriendsOfPHP/security-advisories/blob/master/simplesamlphp/simplesamlphp-module-infocard/CVE-2017-12874.yaml
Simplesamlphp/simplesamlphp module infocard Source Repository REPOSITORY
https://github.com/simplesamlphp/simplesamlphp
lists.debian.org/debian-lts-announce... WEB
https://lists.debian.org/debian-lts-announce/2017/12/msg00007.html
Simplesamlphp/simplesamlphp module infocard Security Information SECURITY
https://simplesamlphp.org/security/201612-03
Simplesamlphp/simplesamlphp module infocard Security Information SECURITY
https://www.debian.org/security/2018/dsa-4127

Frequently Asked Questions

What is CVE-2017-12874?
CVE-2017-12874 is a security vulnerability in Simplesamlphp/simplesamlphp module infocard involving SimpleSAMLphp InfoCard module Incorrect signature verification under CWE-20: Improper Input Validation.
Which Simplesamlphp/simplesamlphp module infocard versions are affected?
Affected versions include releases prior to 1.0.1 across affected packages: simplesamlphp/simplesamlphp-module-infocard.
What version fixes CVE-2017-12874?
Upgrading to 1.0.1 (or the latest patched release for your respective branch) resolves the vulnerability.
Is simplesamlphp/simplesamlphp-module-infocard affected?
Yes, simplesamlphp/simplesamlphp-module-infocard is affected in releases prior to 1.0.1. Upgrade your dependency to 1.0.1 or later.
What is the CVSS score of CVE-2017-12874?
CVE-2017-12874 has a CVSS v3.1 base score of 7.5 (HIGH) with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
What CWE is associated with CVE-2017-12874?
CVE-2017-12874 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 Packagist dependencies for CVE-2017-12874?
Run the dependency tree command: 'inspect dependencies for simplesamlphp/simplesamlphp-module-infocard'. 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-fj28-869x-vv5g",
  "modified" : "2024-04-25T21:00:25Z",
  "published" : "2022-05-14T01:05:32Z",
  "aliases" : [ "CVE-2017-12874" ],
  "summary" : " SimpleSAMLphp InfoCard module Incorrect signature verification",
  "details" : "The InfoCard module 1.0 for SimpleSAMLphp allows attackers to spoof XML messages by leveraging an incorrect check of return values in signature validation utilities.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "simplesamlphp/simplesamlphp-module-infocard"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "1.0.1"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2017-12874"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/simplesamlphp/simplesamlphp-module-infocard/commit/63b84cc837ea62bf87f4bf4af29b4420f49311a9"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/FriendsOfPHP/security-advisories/blob/master/simplesamlphp/simplesamlphp-module-infocard/CVE-2017-12874.yaml"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/simplesamlphp/simplesamlphp"
  }, {
    "type" : "WEB",
    "url" : "https://lists.debian.org/debian-lts-announce/2017/12/msg00007.html"
  }, {
    "type" : "WEB",
    "url" : "https://simplesamlphp.org/security/201612-03"
  }, {
    "type" : "WEB",
    "url" : "https://www.debian.org/security/2018/dsa-4127"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-20" ],
    "severity" : "HIGH",
    "github_reviewed" : true,
    "github_reviewed_at" : "2024-04-25T21:00:25Z",
    "nvd_published_at" : "2017-09-01T21:29:00Z"
  }
}