CVE-2018-19458: Athlon1600/php proxy app Unauthenticated File Read Vulnerability

HIGH
Advisory Identifier: GHSA-3x3m-p2wx-g7cw
Share
CVSS 7.5
CWE-287
Published
Advisory Summary

CVE-2018-19458 is a HIGH (CVSS 7.5) unauthenticated file read vulnerability (CWE-287: Improper Authentication) affecting Athlon1600/php proxy app libraries in the Packagist ecosystem. The issue involves unauthenticated file read in php proxy. Remediation is available in the latest vendor maintenance releases.

CVE-2018-19458 at a Glance

CVE Identifier CVE-2018-19458
GHSA Identifier GHSA-3x3m-p2wx-g7cw
Severity HIGH
CVSS v3.1 Base Score 7.5
CWE Classification CWE-287: Improper Authentication
Affected Product Athlon1600/php proxy app
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: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-2018-19458

To remediate this vulnerability, upgrade all affected Athlon1600/php proxy app dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

athlon1600/php-proxy-app fixed: Latest secure release 
Upgrade athlon1600/php-proxy-app to Latest secure release
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 athlon1600/php-proxy-app

How to Check if You Are Affected

To determine whether your application is affected by CVE-2018-19458, inspect your project dependencies for Athlon1600/php proxy app:

inspect dependencies for athlon1600/php-proxy-app

Analyze the terminal output to locate any version of Athlon1600/php proxy app in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than the patched release), 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-287: Improper Authentication, where when an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. In Athlon1600/php proxy app, 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

In PHP Proxy 3.0.3, any user can read files from the server without authentication due to an `index.php?q=file:///` LFI URI, a different vulnerability than CVE-2018-19246.

CVE-2018-19458 Affected Athlon1600/php proxy app Versions

1 component(s)
Product / Package Ecosystem Affected Versions Fixed Version
athlon1600/php-proxy-app
 Packagist
≤ 3.0

References

NVD — CVE-2018-19458 NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-19458
pentest.com.tr/exploits/php-proxy-... WEB
https://pentest.com.tr/exploits/PHP-Proxy-3-0-3-Local-File-Inclusion.html
www.exploit-db.com/exploits/45780 WEB
https://www.exploit-db.com/exploits/45780

Frequently Asked Questions

What is CVE-2018-19458?
CVE-2018-19458 is a security vulnerability in Athlon1600/php proxy app involving Unauthenticated File Read in PHP Proxy under CWE-287: Improper Authentication.
Which Athlon1600/php proxy app versions are affected?
Affected versions include releases prior to current release patches across affected packages: athlon1600/php-proxy-app.
What version fixes CVE-2018-19458?
Upgrading to current release patches (or the latest patched release for your respective branch) resolves the vulnerability.
Is athlon1600/php-proxy-app affected?
Yes, athlon1600/php-proxy-app is affected in releases prior to Latest secure release. Upgrade your dependency to Latest secure release or later.
What is the CVSS score of CVE-2018-19458?
CVE-2018-19458 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:H/I:N/A:N.
What CWE is associated with CVE-2018-19458?
CVE-2018-19458 is classified under CWE-287: Improper Authentication (When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.).
How can I check Packagist dependencies for CVE-2018-19458?
Run the dependency tree command: 'inspect dependencies for athlon1600/php-proxy-app'. 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-3x3m-p2wx-g7cw",
  "modified" : "2023-07-07T17:22:21Z",
  "published" : "2022-05-14T01:48:04Z",
  "aliases" : [ "CVE-2018-19458" ],
  "summary" : "Unauthenticated File Read in PHP Proxy",
  "details" : "In PHP Proxy 3.0.3, any user can read files from the server without authentication due to an `index.php?q=file:///` LFI URI, a different vulnerability than CVE-2018-19246.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "athlon1600/php-proxy-app"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "last_affected" : "3.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2018-19458"
  }, {
    "type" : "WEB",
    "url" : "https://pentest.com.tr/exploits/PHP-Proxy-3-0-3-Local-File-Inclusion.html"
  }, {
    "type" : "WEB",
    "url" : "https://www.exploit-db.com/exploits/45780"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-287" ],
    "severity" : "HIGH",
    "github_reviewed" : true,
    "github_reviewed_at" : "2023-07-07T17:22:21Z",
    "nvd_published_at" : "2018-11-22T20:29:00Z"
  }
}