CVE-2023-2021: Nilsteampassnet/teampass Cross-Site Scripting Vulnerability

MODERATE
Advisory Identifier: GHSA-4h2q-84w7-4mhx
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CVSS 5.8
CWE-79
Published
Advisory Summary

CVE-2023-2021 is a MODERATE (CVSS 5.8) cross-site scripting vulnerability (CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) affecting Nilsteampassnet/teampass libraries in the Packagist ecosystem. The issue involves nilsteampassnet/teampass vulnerable to stored cross-site scripting (xss). Remediation is available by upgrading affected packages to version 3.0.3.

CVE-2023-2021 at a Glance

CVE Identifier CVE-2023-2021
GHSA Identifier GHSA-4h2q-84w7-4mhx
Severity MODERATE
CVSS v3.1 Base Score 5.8
CWE Classification CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Product Nilsteampassnet/teampass
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 5.8

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:L).

Attack Vector Local (AV:L)
Attack Complexity High (AC:H)
Privileges Required None (PR:N)
User Interaction Required (UI:R)
Scope Unchanged (S:U)
Confidentiality High (C:H)
Integrity Low (I:L)
Availability Low (A:L)

How to Fix CVE-2023-2021

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

nilsteampassnet/teampass fixed: 3.0.3 
Upgrade nilsteampassnet/teampass to 3.0.3
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 nilsteampassnet/teampass

How to Check if You Are Affected

To determine whether your application is affected by CVE-2023-2021, inspect your project dependencies for Nilsteampassnet/teampass:

inspect dependencies for nilsteampassnet/teampass

Analyze the terminal output to locate any version of Nilsteampassnet/teampass in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 3.0.3), 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 Nilsteampassnet/teampass, 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

nilsteampassnet/teampass prior to 3.0.3 is vulnerable to stored cross-site scripting (XSS) in the description parameter of a folder.

CVE-2023-2021 Affected Nilsteampassnet/teampass Versions

1 component(s)
Fixed Versions:
3.0.3
Product / Package Ecosystem Affected Versions Fixed Version
nilsteampassnet/teampass
 Packagist
< 3.0.3
3.0.3

References

NVD — CVE-2023-2021 NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-2021
Security Fix Commit FIX COMMIT
https://github.com/nilsteampassnet/teampass/commit/77c541a0151841d1f4ceb0a84ca391e1b526d58d
Nilsteampassnet/teampass Source Repository REPOSITORY
https://github.com/nilsteampassnet/TeamPass
huntr.dev/bounties/2e31082d-7... WEB
https://huntr.dev/bounties/2e31082d-7aeb-46ff-84d6-9561758e3bf0

Frequently Asked Questions

What is CVE-2023-2021?
CVE-2023-2021 is a security vulnerability in Nilsteampassnet/teampass involving nilsteampassnet/teampass vulnerable to stored cross-site scripting (XSS) under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting').
Which Nilsteampassnet/teampass versions are affected?
Affected versions include releases prior to 3.0.3 across affected packages: nilsteampassnet/teampass.
What version fixes CVE-2023-2021?
Upgrading to 3.0.3 (or the latest patched release for your respective branch) resolves the vulnerability.
Is nilsteampassnet/teampass affected?
Yes, nilsteampassnet/teampass is affected in releases prior to 3.0.3. Upgrade your dependency to 3.0.3 or later.
What is the CVSS score of CVE-2023-2021?
CVE-2023-2021 has a CVSS v3.1 base score of 5.8 (MODERATE) with vector string CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:L.
What CWE is associated with CVE-2023-2021?
CVE-2023-2021 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-2023-2021?
Run the dependency tree command: 'inspect dependencies for nilsteampassnet/teampass'. 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-4h2q-84w7-4mhx",
  "modified" : "2023-04-13T16:47:25Z",
  "published" : "2023-04-13T12:30:35Z",
  "aliases" : [ "CVE-2023-2021" ],
  "summary" : "nilsteampassnet/teampass vulnerable to stored cross-site scripting (XSS)",
  "details" : "nilsteampassnet/teampass prior to 3.0.3 is vulnerable to stored cross-site scripting (XSS) in the description parameter of a folder. ",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:L"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "nilsteampassnet/teampass"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "3.0.3"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2023-2021"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/nilsteampassnet/teampass/commit/77c541a0151841d1f4ceb0a84ca391e1b526d58d"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/nilsteampassnet/TeamPass"
  }, {
    "type" : "WEB",
    "url" : "https://huntr.dev/bounties/2e31082d-7aeb-46ff-84d6-9561758e3bf0"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-79" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2023-04-13T16:47:25Z",
    "nvd_published_at" : "2023-04-13T12:15:00Z"
  }
}