github - ghsa-mp5j-h5hx-cfxc

GHSA-MP5J-H5HX-CFXC

Vulnerability from github – Published: 2022-01-05 00:00 – Updated: 2025-05-22 21:30

Details

The calling logic for WhatsApp for Android prior to v2.21.23, WhatsApp Business for Android prior to v2.21.23, WhatsApp for iOS prior to v2.21.230, WhatsApp Business for iOS prior to v2.21.230, WhatsApp for KaiOS prior to v2.2143, WhatsApp Desktop prior to v2.2146 could have allowed an out-of-bounds write if a user makes a 1:1 call to a malicious actor.

Severity ?

9.8 (Critical)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2021-24042"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-122",
      "CWE-787"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-01-04T19:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "The calling logic for WhatsApp for Android prior to v2.21.23, WhatsApp Business for Android prior to v2.21.23, WhatsApp for iOS prior to v2.21.230, WhatsApp Business for iOS prior to v2.21.230, WhatsApp for KaiOS prior to v2.2143, WhatsApp Desktop prior to v2.2146 could have allowed an out-of-bounds write if a user makes a 1:1 call to a malicious actor.",
  "id": "GHSA-mp5j-h5hx-cfxc",
  "modified": "2025-05-22T21:30:33Z",
  "published": "2022-01-05T00:00:56Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-24042"
    },
    {
      "type": "WEB",
      "url": "https://www.whatsapp.com/security/advisories/2021"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2021-24042 (GCVE-0-2021-24042)

Vulnerability from cvelistv5 – Published: 2022-01-04 18:55 – Updated: 2025-05-22 18:36

Summary

Severity ?

9.8 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-122 - Heap-based Buffer Overflow (CWE-122)

Assigner

facebook

References

URL

Tags

https://www.whatsapp.com/security/advisories/2021/

x_refsource_CONFIRM

Impacted products

Vendor

Product

Version

Facebook

WhatsApp Desktop

Affected: unspecified , < v2.2146 (custom)
Unaffected: v2.2146 , < unspecified (custom)

Facebook	WhatsApp for KaiOS	Affected: unspecified , < v2.2143 (custom) Unaffected: v2.2143 , < unspecified (custom)
Facebook	WhatsApp Business for iOS	Affected: unspecified , < v2.21.230 (custom) Unaffected: v2.21.230 , < unspecified (custom)
Facebook	WhatsApp for iOS	Affected: unspecified , < v2.21.230 (custom) Unaffected: v2.21.230 , < unspecified (custom)
Facebook	WhatsApp Business for Android	Affected: unspecified , < v2.21.23 (custom) Unaffected: v2.21.23 , < unspecified (custom)
Facebook	WhatsApp for Android	Affected: unspecified , < v2.21.23 (custom) Unaffected: v2.21.23 , < unspecified (custom)

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JSON

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          {
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              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 9.8,
              "baseSeverity": "CRITICAL",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
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                  },
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                "role": "CISA Coordinator",
                "timestamp": "2025-05-22T17:29:44.436259Z",
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        }
      ],
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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-MP5J-H5HX-CFXC

CVE-2021-24042 (GCVE-0-2021-24042)

Tags

Sightings

Nomenclature