CVE-2022-4851: Github.com/usememos/memos Sememos/memos Vulnerable To Improper Handling Vulnerability

MODERATE
Advisory Identifier: GHSA-42q2-m54f-jh95
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CVSS 5.3
CWE-229
Published
Advisory Summary

CVE-2022-4851 is a MODERATE (CVSS 5.3) sememos/memos vulnerable to improper handling vulnerability (CWE-229: Improper Handling of Values) affecting Github.com/usememos/memos libraries in the Go ecosystem. The issue involves sememos/memos vulnerable to improper handling of values. Remediation is available by upgrading affected packages to version 0.9.1.

CVE-2022-4851 at a Glance

CVE Identifier CVE-2022-4851
GHSA Identifier GHSA-42q2-m54f-jh95
Severity MODERATE
CVSS v3.1 Base Score 5.3
CWE Classification CWE-229: Improper Handling of Values
Affected Product Github.com/usememos/memos
Package Ecosystem Go
Published Date
Last Updated

Security Impact

CVSS: 5.3

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:N/S:U/C:N/I:L/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 Low (I:L)
Availability None (A:N)

How to Fix CVE-2022-4851

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

github.com/usememos/memos fixed: 0.9.1 
Upgrade github.com/usememos/memos to 0.9.1
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 github.com/usememos/memos

How to Check if You Are Affected

To determine whether your application is affected by CVE-2022-4851, inspect your project dependencies for Github.com/usememos/memos:

inspect dependencies for github.com/usememos/memos

Analyze the terminal output to locate any version of Github.com/usememos/memos in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 0.9.1), 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-229: Improper Handling of Values, where the product does not properly handle when the expected number of values for parameters, fields, or arguments is not provided in input, or if those values are undefined. In Github.com/usememos/memos, 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 usememos/memos 0.9.0 and prior, an attacker can post malicious content to another user's memos page via POST request.

CVE-2022-4851 Affected Github.com/usememos/memos Versions

1 component(s)
Fixed Versions:
0.9.1
Product / Package Ecosystem Affected Versions Fixed Version
github.com/usememos/memos
golang/github.com/usememos/memos
Go
< 0.9.1
0.9.1

References

NVD — CVE-2022-4851 NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-4851
Security Fix Commit FIX COMMIT
https://github.com/usememos/memos/commit/3556ae4e651d9443dc3bb8a170dd3cc726517a53
Github.com/usememos/memos Source Repository REPOSITORY
https://github.com/usememos/memos
huntr.dev/bounties/e3cebc1a-1... WEB
https://huntr.dev/bounties/e3cebc1a-1326-4a08-abad-0414a717fa0f

Frequently Asked Questions

What is CVE-2022-4851?
CVE-2022-4851 is a security vulnerability in Github.com/usememos/memos involving sememos/memos vulnerable to Improper Handling of Values under CWE-229: Improper Handling of Values.
Which Github.com/usememos/memos versions are affected?
Affected versions include releases prior to 0.9.1 across affected packages: github.com/usememos/memos.
What version fixes CVE-2022-4851?
Upgrading to 0.9.1 (or the latest patched release for your respective branch) resolves the vulnerability.
Is github.com/usememos/memos affected?
Yes, github.com/usememos/memos is affected in releases prior to 0.9.1. Upgrade your dependency to 0.9.1 or later.
What is the CVSS score of CVE-2022-4851?
CVE-2022-4851 has a CVSS v3.1 base score of 5.3 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
What CWE is associated with CVE-2022-4851?
CVE-2022-4851 is classified under CWE-229: Improper Handling of Values (The product does not properly handle when the expected number of values for parameters, fields, or arguments is not provided in input, or if those values are undefined.).
How can I check Go dependencies for CVE-2022-4851?
Run the dependency tree command: 'inspect dependencies for github.com/usememos/memos'. 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-42q2-m54f-jh95",
  "modified" : "2023-01-10T15:47:45Z",
  "published" : "2022-12-29T18:30:23Z",
  "aliases" : [ "CVE-2022-4851" ],
  "summary" : "sememos/memos vulnerable to Improper Handling of Values",
  "details" : "In usememos/memos 0.9.0 and prior, an attacker can post malicious content to another user's memos page via POST request.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Go",
      "name" : "github.com/usememos/memos"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "0.9.1"
      } ]
    } ],
    "database_specific" : {
      "last_known_affected_version_range" : "<= 0.9.0"
    }
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2022-4851"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/usememos/memos/commit/3556ae4e651d9443dc3bb8a170dd3cc726517a53"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/usememos/memos"
  }, {
    "type" : "WEB",
    "url" : "https://huntr.dev/bounties/e3cebc1a-1326-4a08-abad-0414a717fa0f"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-229" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2022-12-30T22:23:38Z",
    "nvd_published_at" : "2022-12-29T18:15:00Z"
  }
}