CVE-2023-27075: Microbin Stored Cross Site Scripting Vulnerability

MODERATE
Advisory Identifier: GHSA-mphm-gqh9-q59x
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CVSS 5.4
CWE-79
Published
Advisory Summary

CVE-2023-27075 is a MODERATE (CVSS 5.4) stored cross site scripting vulnerability (CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) affecting Microbin libraries in the crates.io ecosystem. The issue involves stored cross site scripting in microbin. Remediation is available by upgrading affected packages to version 1.2.1.

CVE-2023-27075 at a Glance

CVE Identifier CVE-2023-27075
GHSA Identifier GHSA-mphm-gqh9-q59x
Severity MODERATE
CVSS v3.1 Base Score 5.4
CWE Classification CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Product Microbin
Package Ecosystem crates.io
Published Date
Last Updated

Security Impact

CVSS: 5.4

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

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required Low (PR:L)
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-2023-27075

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

microbin fixed: 1.2.1 
Upgrade microbin to 1.2.1
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 microbin

How to Check if You Are Affected

To determine whether your application is affected by CVE-2023-27075, inspect your project dependencies for Microbin:

inspect dependencies for microbin

Analyze the terminal output to locate any version of Microbin in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 1.2.1), 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-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 Microbin, 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

A cross-site scripting vulnerability (XSS) in the component microbin/src/pasta.rs of Microbin v1.2.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload.

CVE-2023-27075 Affected Microbin Versions

1 component(s)
Fixed Versions:
1.2.1
Product / Package Ecosystem Affected Versions Fixed Version
microbin
 crates.io
< 1.2.1
1.2.1

References

NVD — CVE-2023-27075 NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-27075
Microbin Source Repository REPOSITORY
https://github.com/szabodanika/microbin/issues/142
Microbin Source Repository REPOSITORY
https://github.com/szabodanika/microbin/pull/143
Microbin Source Repository REPOSITORY
https://github.com/szabodanika/microbin/pull/143/commits/6907bb4f13faf13e45d4a2cd0f9a8c562086e6ca
Microbin Source Repository REPOSITORY
https://github.com/szabodanika/microbin

Frequently Asked Questions

What is CVE-2023-27075?
CVE-2023-27075 is a security vulnerability in Microbin involving Stored cross site scripting in Microbin under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting').
Which Microbin versions are affected?
Affected versions include releases prior to 1.2.1 across affected packages: microbin.
What version fixes CVE-2023-27075?
Upgrading to 1.2.1 (or the latest patched release for your respective branch) resolves the vulnerability.
Is microbin affected?
Yes, microbin is affected in releases prior to 1.2.1. Upgrade your dependency to 1.2.1 or later.
What is the CVSS score of CVE-2023-27075?
CVE-2023-27075 has a CVSS v3.1 base score of 5.4 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
What CWE is associated with CVE-2023-27075?
CVE-2023-27075 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 crates.io dependencies for CVE-2023-27075?
Run the dependency tree command: 'inspect dependencies for microbin'. 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-mphm-gqh9-q59x",
  "modified" : "2023-05-09T18:48:39Z",
  "published" : "2023-05-04T03:30:22Z",
  "aliases" : [ "CVE-2023-27075" ],
  "summary" : "Stored cross site scripting in Microbin",
  "details" : "A cross-site scripting vulnerability (XSS) in the component microbin/src/pasta.rs of Microbin v1.2.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "crates.io",
      "name" : "microbin"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "1.2.1"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2023-27075"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/szabodanika/microbin/issues/142"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/szabodanika/microbin/pull/143"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/szabodanika/microbin/pull/143/commits/6907bb4f13faf13e45d4a2cd0f9a8c562086e6ca"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/szabodanika/microbin"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-79" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2023-05-05T02:22:40Z",
    "nvd_published_at" : "2023-05-04T02:15:18Z"
  }
}