CVE-2020-12699: Directmailteam/direct mail Open Redirect Vulnerability

MODERATE
Advisory Identifier: GHSA-952m-m83c-3xm6
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CVSS 6.1
CWE-601
Published
Advisory Summary

CVE-2020-12699 is a MODERATE (CVSS 6.1) open redirect vulnerability (CWE-601: URL Redirection to Untrusted Site ('Open Redirect')) affecting Directmailteam/direct mail libraries in the Packagist ecosystem. The issue involves open redirect in direct_mail. Remediation is available by upgrading affected packages to version 5.2.4.

CVE-2020-12699 at a Glance

CVE Identifier CVE-2020-12699
GHSA Identifier GHSA-952m-m83c-3xm6
Severity MODERATE
CVSS v3.1 Base Score 6.1
CWE Classification CWE-601: URL Redirection to Untrusted Site ('Open Redirect')
Affected Product Directmailteam/direct mail
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:3.1/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-2020-12699

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

directmailteam/direct-mail fixed: 5.2.4 
Upgrade directmailteam/direct-mail to 5.2.4
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 directmailteam/direct-mail

How to Check if You Are Affected

To determine whether your application is affected by CVE-2020-12699, inspect your project dependencies for Directmailteam/direct mail:

inspect dependencies for directmailteam/direct-mail

Analyze the terminal output to locate any version of Directmailteam/direct mail in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 5.2.4), 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-601: URL Redirection to Untrusted Site ('Open Redirect'), where the web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect. In Directmailteam/direct mail, 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 direct_mail extension through 5.2.3 for TYPO3 has an Open Redirect via jumpUrl.

CVE-2020-12699 Affected Directmailteam/direct mail Versions

1 component(s)
Fixed Versions:
5.2.4
Product / Package Ecosystem Affected Versions Fixed Version
directmailteam/direct-mail
 Packagist
< 5.2.4
5.2.4

References

NVD — CVE-2020-12699 NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-12699
Directmailteam/direct mail Security Information SECURITY
https://typo3.org/help/security-advisories
Directmailteam/direct mail Security Information SECURITY
https://typo3.org/security/advisory/typo3-ext-sa-2020-005

Frequently Asked Questions

What is CVE-2020-12699?
CVE-2020-12699 is a security vulnerability in Directmailteam/direct mail involving Open redirect in direct_mail under CWE-601: URL Redirection to Untrusted Site ('Open Redirect').
Which Directmailteam/direct mail versions are affected?
Affected versions include releases prior to 5.2.4 across affected packages: directmailteam/direct-mail.
What version fixes CVE-2020-12699?
Upgrading to 5.2.4 (or the latest patched release for your respective branch) resolves the vulnerability.
Is directmailteam/direct-mail affected?
Yes, directmailteam/direct-mail is affected in releases prior to 5.2.4. Upgrade your dependency to 5.2.4 or later.
What is the CVSS score of CVE-2020-12699?
CVE-2020-12699 has a CVSS v3.1 base score of 6.1 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
What CWE is associated with CVE-2020-12699?
CVE-2020-12699 is classified under CWE-601: URL Redirection to Untrusted Site ('Open Redirect') (The web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect.).
How can I check Packagist dependencies for CVE-2020-12699?
Run the dependency tree command: 'inspect dependencies for directmailteam/direct-mail'. 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-952m-m83c-3xm6",
  "modified" : "2021-05-21T23:05:25Z",
  "published" : "2021-05-24T16:58:37Z",
  "aliases" : [ "CVE-2020-12699" ],
  "summary" : "Open redirect in direct_mail",
  "details" : "The direct_mail extension through 5.2.3 for TYPO3 has an Open Redirect via jumpUrl.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "directmailteam/direct-mail"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "5.2.4"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2020-12699"
  }, {
    "type" : "WEB",
    "url" : "https://typo3.org/help/security-advisories"
  }, {
    "type" : "WEB",
    "url" : "https://typo3.org/security/advisory/typo3-ext-sa-2020-005"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-601" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2021-05-21T23:05:25Z",
    "nvd_published_at" : "2020-05-13T13:15:00Z"
  }
}