CVE-2023-37450 (GCVE-0-2023-37450)

Vulnerability from cvelistv5 – Published: 2023-07-26 23:21 – Updated: 2025-10-21 23:05
VLAI CISA Previdian
Summary
The issue was addressed with improved checks. This issue is fixed in iOS 16.6 and iPadOS 16.6, Safari 16.5.2, tvOS 16.6, macOS Ventura 13.5, watchOS 9.6. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
SSVC
Exploitation: active Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-01-05 14:56 UTC
CWE
  • Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
  • CWE-noinfo Not enough information
Impacted products
Vendor Product Version
Apple Safari Affected: unspecified , < 16.5 (custom)
Create a notification for this product.
Apple tvOS Affected: unspecified , < 16.6 (custom)
Create a notification for this product.
Apple iOS and iPadOS Affected: unspecified , < 16.6 (custom)
Create a notification for this product.
Apple macOS Affected: unspecified , < 13.5 (custom)
Create a notification for this product.
Apple watchOS Affected: unspecified , < 9.6 (custom)
Create a notification for this product.
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant

Vulnerability ID: CVE-2023-37450

Status: Confirmed

Status Updated: 2023-07-13 02:00 CEST

Exploited: Yes


Timestamps
First Seen: 2023-07-13
Asserted: 2023-07-13

Scope
Notes: Apple Multiple Products WebKit Code Execution Vulnerability | Affected: Apple / Multiple Products | Description: Apple iOS, iPadOS, macOS, and Safari WebKit contain an unspecified vulnerability that leads to code execution when processing maliciously crafted web content. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing. | Required action: Apply updates per vendor instructions or discontinue use of the product if updates are unavailable. | Due date: 2023-08-03 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://support.apple.com/en-us/HT213826, https://support.apple.com/en-us/HT213841, https://support.apple.com/en-us/HT213843, https://support.apple.com/en-us/HT213846, https://support.apple.com/en-us/HT213848; https://nvd.nist.gov/vuln/detail/CVE-2023-37450

Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev


Details
Cwes
Feed CISA Known Exploited Vulnerabilities Catalog
Product Multiple Products
Due Date 2023-08-03
Date Added 2023-07-13
Vendorproject Apple
Vulnerabilityname Apple Multiple Products WebKit Code Execution Vulnerability
Knownransomwarecampaignuse Unknown

References

Created: 2026-10-02 08:09 CEST | Updated: 2026-10-02 08:09 CEST
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant

Vulnerability ID: CVE-2023-37450

Status: Confirmed

Status Updated: 2023-07-13 02:00 CEST

Exploited: Yes


Timestamps
First Seen: 2023-07-13
Asserted: 2023-07-13

Scope
Notes: The issue was addressed with improved checks. This issue is fixed in iOS 16.6 and iPadOS 16.6, Safari 16.5.2, tvOS 16.6, macOS Ventura 13.5,... | Affected: Apple / Safari, tvOS, iOS and iPadOS, macOS, watchOS | CVSS: 8.8 (HIGH) | EPSS: 0.1895 | Used in malware: unknown | Not yet in CISA KEV: False

Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: previdian


Details
Feed Previdian (previdian.com)
Title The issue was addressed with improved checks. This issue is fixed in iOS 16.6 and iPadOS 16.6, Safari 16.5.2, tvOS 16.6, macOS Ventura 13.5,...
Cve Id CVE-2023-37450
Vendor Apple
Ghsa Id None
Product Safari, tvOS, iOS and iPadOS, macOS, watchOS
Added Date 2023-07-13T00:00:00.000Z
Cvss Score 8.8
Epss Score 0.1895
Previous Ids
Cvss Severity HIGH
Virtual Patch False
Cvss Estimated False
Epss Percentile 0.97221
Used In Malware unknown
Vulnerability Id CVE-2023-37450
Ahead Of Cisa Kev None
Not Yet In Cisa Kev False

References

Created: 2026-10-02 09:11 CEST | Updated: 2026-10-02 09:11 CEST
Show details on NVD website

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                }
              },
              {
                "other": {
                  "content": {
                    "id": "CVE-2023-37450",
                    "options": [
                      {
                        "Exploitation": "active"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "total"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2024-01-05T14:56:27.420815Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              },
              {
                "other": {
                  "content": {
                    "dateAdded": "2023-07-13",
                    "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-37450"
                  },
                  "type": "kev"
                }
              }
            ],
            "problemTypes": [
              {
                "descriptions": [
                  {
                    "description": "CWE-noinfo Not enough information",
                    "lang": "en",
                    "type": "CWE"
                  }
                ]
              }
            ],
            "providerMetadata": {
              "dateUpdated": "2025-02-03T13:55:49.068Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "references": [
              {
                "tags": [
                  "government-resource"
                ],
                "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-37450"
              }
            ],
            "timeline": [
              {
                "lang": "en",
                "time": "2023-07-13T00:00:00+00:00",
                "value": "CVE-2023-37450 added to CISA KEV"
              }
            ],
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "product": "Safari",
              "vendor": "Apple",
              "versions": [
                {
                  "lessThan": "16.5",
                  "status": "affected",
                  "version": "unspecified",
                  "versionType": "custom"
                }
              ]
            },
            {
              "product": "tvOS",
              "vendor": "Apple",
              "versions": [
                {
                  "lessThan": "16.6",
                  "status": "affected",
                  "version": "unspecified",
                  "versionType": "custom"
                }
              ]
            },
            {
              "product": "iOS and iPadOS",
              "vendor": "Apple",
              "versions": [
                {
                  "lessThan": "16.6",
                  "status": "affected",
                  "version": "unspecified",
                  "versionType": "custom"
                }
              ]
            },
            {
              "product": "macOS",
              "vendor": "Apple",
              "versions": [
                {
                  "lessThan": "13.5",
                  "status": "affected",
                  "version": "unspecified",
                  "versionType": "custom"
                }
              ]
            },
            {
              "product": "watchOS",
              "vendor": "Apple",
              "versions": [
                {
                  "lessThan": "9.6",
                  "status": "affected",
                  "version": "unspecified",
                  "versionType": "custom"
                }
              ]
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "The issue was addressed with improved checks. This issue is fixed in iOS 16.6 and iPadOS 16.6, Safari 16.5.2, tvOS 16.6, macOS Ventura 13.5, watchOS 9.6. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited."
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "description": "Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.",
                  "lang": "en"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2024-01-05T14:06:42.026Z",
            "orgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
            "shortName": "apple"
          },
          "references": [
            {
              "url": "https://support.apple.com/en-us/HT213826"
            },
            {
              "url": "https://support.apple.com/en-us/HT213846"
            },
            {
              "url": "https://support.apple.com/en-us/HT213841"
            },
            {
              "url": "https://support.apple.com/en-us/HT213843"
            },
            {
              "url": "https://support.apple.com/en-us/HT213848"
            },
            {
              "url": "https://security.gentoo.org/glsa/202401-04"
            }
          ]
        }
      },
      "cveMetadata": {
        "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
        "assignerShortName": "apple",
        "cveId": "CVE-2023-37450",
        "datePublished": "2023-07-26T23:21:56.324Z",
        "dateReserved": "2023-07-05T20:47:01.012Z",
        "dateUpdated": "2025-10-21T23:05:42.193Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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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.

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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