CVE-2024-21762 (GCVE-0-2024-21762)

Vulnerability from cvelistv5 – Published: 2024-02-09 08:14 – Updated: 2025-10-21 23:05
VLAI? CISA KEV
Summary
A out-of-bounds write in Fortinet FortiOS versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.6, 7.0.0 through 7.0.13, 6.4.0 through 6.4.14, 6.2.0 through 6.2.15, 6.0.0 through 6.0.17, FortiProxy versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.8, 7.0.0 through 7.0.14, 2.0.0 through 2.0.13, 1.2.0 through 1.2.13, 1.1.0 through 1.1.6, 1.0.0 through 1.0.7 allows attacker to execute unauthorized code or commands via specifically crafted requests
Severity ?
9.6 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:W/RC:C
CWE
  • CWE-787 - Execute unauthorized code or commands
Assigner
References
Impacted products
Vendor Product Version
Fortinet FortiProxy Affected: 7.4.0 , ≤ 7.4.2 (semver)
Affected: 7.2.0 , ≤ 7.2.8 (semver)
Affected: 7.0.0 , ≤ 7.0.14 (semver)
Affected: 2.0.0 , ≤ 2.0.13 (semver)
Affected: 1.2.0 , ≤ 1.2.13 (semver)
Affected: 1.1.0 , ≤ 1.1.6 (semver)
Affected: 1.0.0 , ≤ 1.0.7 (semver)
Create a notification for this product.
Fortinet FortiOS Affected: 7.4.0 , ≤ 7.4.2 (semver)
Affected: 7.2.0 , ≤ 7.2.6 (semver)
Affected: 7.0.0 , ≤ 7.0.13 (semver)
Affected: 6.4.0 , ≤ 6.4.14 (semver)
Affected: 6.2.0 , ≤ 6.2.15 (semver)
Affected: 6.0.0 , ≤ 6.0.17 (semver)
Create a notification for this product.
CISA KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 5c03b3b9-27ed-409a-b76a-f44da355b955

Vulnerability ID: CVE-2024-21762

Status: Confirmed

Status Updated: 2024-02-09 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2024-02-09
Asserted: 2024-02-09
Scope
Notes: KEV entry: Fortinet FortiOS Out-of-Bound Write Vulnerability | Affected: Fortinet / FortiOS | Description: Fortinet FortiOS contains an out-of-bound write vulnerability that allows a remote unauthenticated attacker to execute code or commands via specially crafted HTTP requests. | Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. | Due date: 2024-02-16 | Known ransomware campaign use (KEV): Known | Notes (KEV): https://fortiguard.fortinet.com/psirt/FG-IR-24-015 ; https://nvd.nist.gov/vuln/detail/CVE-2024-21762
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-787
Feed CISA Known Exploited Vulnerabilities Catalog
Product FortiOS
Due Date 2024-02-16
Date Added 2024-02-09
Vendorproject Fortinet
Vulnerabilityname Fortinet FortiOS Out-of-Bound Write Vulnerability
Knownransomwarecampaignuse Known
References
Created: 2026-02-02 12:26 UTC | Updated: 2026-02-06 07:17 UTC
Show details on NVD website
To clipboard 

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    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-21762\",\"sourceIdentifier\":\"psirt@fortinet.com\",\"published\":\"2024-02-09T09:15:08.087\",\"lastModified\":\"2025-10-24T12:54:44.420\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A out-of-bounds write in Fortinet FortiOS versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.6, 7.0.0 through 7.0.13, 6.4.0 through 6.4.14, 6.2.0 through 6.2.15, 6.0.0 through 6.0.17, FortiProxy versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.8, 7.0.0 through 7.0.14, 2.0.0 through 2.0.13, 1.2.0 through 1.2.13, 1.1.0 through 1.1.6, 1.0.0 through 1.0.7 allows attacker to execute unauthorized code or commands via specifically crafted requests\"},{\"lang\":\"es\",\"value\":\"Una escritura fuera de los l\u00edmites en Fortinet FortiOS versiones 7.4.0 a 7.4.2, 7.2.0 a 7.2.6, 7.0.0 a 7.0.13, 6.4.0 a 6.4.14, 6.2.0 a 6.2.15 , 6.0.0 a 6.0.17, y versiones de FortiProxy 7.4.0 a 7.4.2, 7.2.0 a 7.2.8, 7.0.0 a 7.0.14, 2.0.0 a 2.0.13, 1.2.0 a 1.2.13 , 1.1.0 a 1.1.6, 1.0.0 a 1.0.7. Permite al atacante ejecutar c\u00f3digo o comandos no autorizados a trav\u00e9s de solicitudes espec\u00edficamente manipuladas\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"psirt@fortinet.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}]},\"cisaExploitAdd\":\"2024-02-09\",\"cisaActionDue\":\"2024-02-16\",\"cisaRequiredAction\":\"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.\",\"cisaVulnerabilityName\":\"Fortinet FortiOS Out-of-Bound Write Vulnerability\",\"weaknesses\":[{\"source\":\"psirt@fortinet.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-787\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.0.0\",\"versionEndExcluding\":\"2.0.14\",\"matchCriteriaId\":\"614BFD88-3C7A-4F6F-BD26-F53E4BC464D7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.0.0\",\"versionEndExcluding\":\"7.0.15\",\"matchCriteriaId\":\"72ED8947-DBF3-483B-B267-117403A3D8E3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.2.0\",\"versionEndExcluding\":\"7.2.9\",\"matchCriteriaId\":\"DF62C95E-AB35-4A8E-84F8-5197E9D33C21\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.4.0\",\"versionEndExcluding\":\"7.4.3\",\"matchCriteriaId\":\"4A077234-F19C-4E87-A7A5-A266B5C903C7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.0.0\",\"versionEndExcluding\":\"6.0.18\",\"matchCriteriaId\":\"AE33B892-8CBB-4E16-B529-A1A0C48CE664\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.2.0\",\"versionEndExcluding\":\"6.2.16\",\"matchCriteriaId\":\"3DF10835-8DE2-415B-9EE8-99FFD699193E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.4.0\",\"versionEndExcluding\":\"6.4.15\",\"matchCriteriaId\":\"4E29353F-8791-4117-BA7A-E32FAB8348A4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.0.0\",\"versionEndExcluding\":\"7.0.14\",\"matchCriteriaId\":\"C119229A-3805-47C1-B3F9-AF1A4007A63B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.2.0\",\"versionEndExcluding\":\"7.2.7\",\"matchCriteriaId\":\"553C4BA9-953B-4017-8498-785BDA7A3006\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.4.0\",\"versionEndExcluding\":\"7.4.3\",\"matchCriteriaId\":\"757A5257-6103-4DC5-B79F-727E4279614A\"}]}]}],\"references\":[{\"url\":\"https://fortiguard.com/psirt/FG-IR-24-015\",\"source\":\"psirt@fortinet.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://fortiguard.com/psirt/FG-IR-24-015\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-21762\",\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"tags\":[\"US Government Resource\"]}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://fortiguard.com/psirt/FG-IR-24-015\", \"name\": \"https://fortiguard.com/psirt/FG-IR-24-015\", \"tags\": [\"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-01T22:27:36.250Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2024-21762\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"active\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-02-12T17:59:22.915991Z\"}}}, {\"other\": {\"type\": \"kev\", \"content\": {\"dateAdded\": \"2024-02-09\", \"reference\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-21762\"}}}], \"affected\": [{\"cpes\": [\"cpe:2.3:a:fortinet:fortiproxy:1.0.0:*:*:*:*:*:*:*\"], 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\"defaultStatus\": \"unaffected\"}], \"solutions\": [{\"lang\": \"en\", \"value\": \"Please upgrade to FortiProxy version 7.4.3 or above \\nPlease upgrade to FortiProxy version 7.2.9 or above \\nPlease upgrade to FortiProxy version 7.0.15 or above \\nPlease upgrade to FortiProxy version 2.0.14 or above \\nPlease upgrade to FortiOS version 7.6.0 or above \\nPlease upgrade to FortiOS version 7.4.3 or above \\nPlease upgrade to FortiOS version 7.2.7 or above \\nPlease upgrade to FortiOS version 7.0.14 or above \\nPlease upgrade to FortiOS version 6.4.15 or above \\nPlease upgrade to FortiOS version 6.2.16 or above\"}], \"references\": [{\"url\": \"https://fortiguard.com/psirt/FG-IR-24-015\", \"name\": \"https://fortiguard.com/psirt/FG-IR-24-015\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A out-of-bounds write in Fortinet FortiOS versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.6, 7.0.0 through 7.0.13, 6.4.0 through 6.4.14, 6.2.0 through 6.2.15, 6.0.0 through 6.0.17, FortiProxy 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      "cveMetadata": "{\"cveId\": \"CVE-2024-21762\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-10-21T23:05:25.228Z\", \"dateReserved\": \"2024-01-02T10:15:00.527Z\", \"assignerOrgId\": \"6abe59d8-c742-4dff-8ce8-9b0ca1073da8\", \"datePublished\": \"2024-02-09T08:14:25.954Z\", \"assignerShortName\": \"fortinet\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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Tags
Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.