CVE-2023-43621: Github.com/schollz/croc/v9 Croc May Expose Secret To Vulnerability

MODERATE
Advisory Identifier: GHSA-7g3v-4ggr-xvjf
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CVSS 4.7
Published
Advisory Summary

CVE-2023-43621 is a MODERATE (CVSS 4.7) croc may expose secret to vulnerability (General Security Weakness) affecting Github.com/schollz/croc/v9 libraries in the Go ecosystem. The issue involves croc may expose secret to local users. Remediation is available by upgrading affected packages to version 9.6.16.

CVE-2023-43621 at a Glance

CVE Identifier CVE-2023-43621
GHSA Identifier GHSA-7g3v-4ggr-xvjf
Severity MODERATE
CVSS v3.1 Base Score 4.7
CWE Classification General Security Weakness
Affected Product Github.com/schollz/croc/v9
Package Ecosystem Go
Published Date
Last Updated

Security Impact

CVSS: 4.7

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

Attack Vector Local (AV:L)
Attack Complexity High (AC:H)
Privileges Required Low (PR:L)
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-2023-43621

To remediate this vulnerability, upgrade all affected Github.com/schollz/croc/v9 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/schollz/croc/v9 fixed: 9.6.16 
Upgrade github.com/schollz/croc/v9 to 9.6.16
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/schollz/croc/v9

How to Check if You Are Affected

To determine whether your application is affected by CVE-2023-43621, inspect your project dependencies for Github.com/schollz/croc/v9:

inspect dependencies for github.com/schollz/croc/v9

Analyze the terminal output to locate any version of Github.com/schollz/croc/v9 in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 9.6.16), 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 General Security Weakness. In Github.com/schollz/croc/v9, 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

An issue was discovered in Croc before 9.6.16. The shared secret, located on a command line, can be read by local users who list all processes and their arguments.

CVE-2023-43621 Affected Github.com/schollz/croc/v9 Versions

1 component(s)
Fixed Versions:
9.6.16
Product / Package Ecosystem Affected Versions Fixed Version
github.com/schollz/croc/v9
golang/github.com/schollz/croc/v9
Go
< 9.6.16
9.6.16

References

NVD — CVE-2023-43621 NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-43621
Github.com/schollz/croc/v9 Source Repository REPOSITORY
https://github.com/schollz/croc/issues/598
Github.com/schollz/croc/v9 Source Repository REPOSITORY
https://github.com/schollz/croc/pull/701
Security Fix Commit FIX COMMIT
https://github.com/schollz/croc/commit/863dabb93a271f41b3431c4384357e1856a69533
Github.com/schollz/croc/v9 Source Repository REPOSITORY
https://github.com/schollz/croc
Github.com/schollz/croc/v9 Security Information SECURITY
https://www.openwall.com/lists/oss-security/2023/09/08/2
Github.com/schollz/croc/v9 Security Information SECURITY
http://www.openwall.com/lists/oss-security/2023/09/21/5

Frequently Asked Questions

What is CVE-2023-43621?
CVE-2023-43621 is a security vulnerability in Github.com/schollz/croc/v9 involving Croc may expose secret to local users under General Security Weakness.
Which Github.com/schollz/croc/v9 versions are affected?
Affected versions include releases prior to 9.6.16 across affected packages: github.com/schollz/croc/v9.
What version fixes CVE-2023-43621?
Upgrading to 9.6.16 (or the latest patched release for your respective branch) resolves the vulnerability.
Is github.com/schollz/croc/v9 affected?
Yes, github.com/schollz/croc/v9 is affected in releases prior to 9.6.16. Upgrade your dependency to 9.6.16 or later.
What is the CVSS score of CVE-2023-43621?
CVE-2023-43621 has a CVSS v3.1 base score of 4.7 (MODERATE) with vector string CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.
What CWE is associated with CVE-2023-43621?
CVE-2023-43621 is classified under General Security Weakness.
How can I check Go dependencies for CVE-2023-43621?
Run the dependency tree command: 'inspect dependencies for github.com/schollz/croc/v9'. 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-7g3v-4ggr-xvjf",
  "modified" : "2024-05-21T18:18:33Z",
  "published" : "2023-09-20T06:30:50Z",
  "aliases" : [ "CVE-2023-43621" ],
  "summary" : "Croc may expose secret to local users",
  "details" : "An issue was discovered in Croc before 9.6.16. The shared secret, located on a command line, can be read by local users who list all processes and their arguments.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Go",
      "name" : "github.com/schollz/croc/v9"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "9.6.16"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2023-43621"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/schollz/croc/issues/598"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/schollz/croc/pull/701"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/schollz/croc/commit/863dabb93a271f41b3431c4384357e1856a69533"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/schollz/croc"
  }, {
    "type" : "WEB",
    "url" : "https://www.openwall.com/lists/oss-security/2023/09/08/2"
  }, {
    "type" : "WEB",
    "url" : "http://www.openwall.com/lists/oss-security/2023/09/21/5"
  } ],
  "database_specific" : {
    "cwe_ids" : [ ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2023-09-21T16:59:51Z",
    "nvd_published_at" : "2023-09-20T06:15:10Z"
  }
}