Vulnerability-Lookup

GHSA-R9W3-G83Q-M6HQ

Vulnerability from github – Published: 2022-04-01 17:26 – Updated: 2022-04-13 16:28

Summary

Prototype Pollution in deepmerge-ts

Details

deepmerge-ts is used to merge 2 or more objects respecting type information. deepmerge-ts is vulnerable to Prototype Pollution via file deepmerge.ts, function defaultMergeRecords(). A fix was released in version 4.0.2. Currently, there is no known workaround.

Severity

8.1 (High)


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

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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "deepmerge-ts"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.0.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2022-24802"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-1321",
      "CWE-915"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2022-04-01T17:26:03Z",
    "nvd_published_at": "2022-04-01T00:15:00Z",
    "severity": "HIGH"
  },
  "details": "deepmerge-ts is used to merge 2 or more objects respecting type information. deepmerge-ts is vulnerable to Prototype Pollution via file deepmerge.ts, function defaultMergeRecords(). A fix was released in version 4.0.2. Currently, there is no known workaround.",
  "id": "GHSA-r9w3-g83q-m6hq",
  "modified": "2022-04-13T16:28:10Z",
  "published": "2022-04-01T17:26:03Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/RebeccaStevens/deepmerge-ts/security/advisories/GHSA-r9w3-g83q-m6hq"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-24802"
    },
    {
      "type": "WEB",
      "url": "https://github.com/RebeccaStevens/deepmerge-ts/commit/b39f1a93d9e1c3541bd2fe159fd696a16dbe1c72"
    },
    {
      "type": "WEB",
      "url": "https://github.com/RebeccaStevens/deepmerge-ts/commit/d637db7e4fb2bfb113cb4bc1c85a125936d7081b"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/RebeccaStevens/deepmerge-ts"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Prototype Pollution in deepmerge-ts"
}

CVE-2022-24802 (GCVE-0-2022-24802)

Vulnerability from cvelistv5 – Published: 2022-03-31 23:15 – Updated: 2025-04-23 18:42

Title

Prototype Pollution in deepmerge-ts

Summary

deepmerge-ts is a typescript library providing functionality to deep merging of javascript objects. deepmerge-ts is vulnerable to Prototype Pollution via file deepmerge.ts, function defaultMergeRecords(). This issue has been patched in version 4.0.2. There are no known workarounds for this issue.

Severity

8.1 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-04-23 15:54 UTC

CWE

CWE-915 - Improperly Controlled Modification of Dynamically-Determined Object Attributes

Assigner

GitHub_M CNA under the mitre root

CNA scorecard C 72/100 over 7771 records in the last 180 days details

References

3 references

URL	Tags
https://github.com/RebeccaStevens/deepmerge-ts/se…	x_refsource_CONFIRM
https://github.com/RebeccaStevens/deepmerge-ts/co…	x_refsource_MISC
https://github.com/RebeccaStevens/deepmerge-ts/co…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
RebeccaStevens	deepmerge-ts	Affected: < 4.0.2

Show details on NVD website

JSON

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{
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        "providerMetadata": {
          "dateUpdated": "2024-08-03T04:20:50.626Z",
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        "references": [
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            ],
            "url": "https://github.com/RebeccaStevens/deepmerge-ts/security/advisories/GHSA-r9w3-g83q-m6hq"
          },
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          },
          {
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            ],
            "url": "https://github.com/RebeccaStevens/deepmerge-ts/commit/d637db7e4fb2bfb113cb4bc1c85a125936d7081b"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
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              "content": {
                "id": "CVE-2022-24802",
                "options": [
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                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-23T15:54:52.521410Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
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          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-04-23T18:42:21.021Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
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          "vendor": "RebeccaStevens",
          "versions": [
            {
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      ],
      "metrics": [
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            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
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        },
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        }
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      "source": {
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      },
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        },
        "affects": {
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}

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.

Vulnerability timeline

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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