Vulnerability-Lookup

CNVD-2022-09545

Vulnerability from cnvd - Published: 2022-02-11

Title

Cesanta MJS缓冲区溢出漏洞（CNVD-2022-09545）

Description

Cesanta MJS是爱尔兰Cesanta公司的一个用于 C/C++ 的嵌入式 JavaScript 引擎。 Cesanta MJS缓冲区溢出漏洞，攻击者可利用该漏洞导致缓冲区溢出。

Severity

中

Formal description

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： https://github.com/cesanta/mjs/

Impacted products

Name
Cesanta Cesanta MJS v2.20.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-46518"
    }
  },
  "description": "Cesanta MJS\u662f\u7231\u5c14\u5170Cesanta\u516c\u53f8\u7684\u4e00\u4e2a\u7528\u4e8e C/C++ \u7684\u5d4c\u5165\u5f0f JavaScript \u5f15\u64ce\u3002\n\nCesanta MJS\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttps://github.com/cesanta/mjs/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-09545",
  "openTime": "2022-02-11",
  "products": {
    "product": "Cesanta Cesanta MJS v2.20.0"
  },
  "serverity": "\u4e2d",
  "submitTime": "2022-01-28",
  "title": "Cesanta MJS\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2022-09545\uff09"
}

CVE-2021-46518 (GCVE-0-2021-46518)

Vulnerability from cvelistv5 – Published: 2022-01-27 20:22 – Updated: 2024-08-04 05:10

Summary

Cesanta MJS v2.20.0 was discovered to contain a heap buffer overflow via mjs_disown at src/mjs_core.c.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

1 reference

URL	Tags
https://github.com/cesanta/mjs/issues/195	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T05:10:34.901Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        },
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              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/cesanta/mjs/issues/195"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Cesanta MJS v2.20.0 was discovered to contain a heap buffer overflow via mjs_disown at src/mjs_core.c."
        }
      ],
      "problemTypes": [
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              "type": "text"
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      "providerMetadata": {
        "dateUpdated": "2022-01-27T20:22:07.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/cesanta/mjs/issues/195"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-46518",
          "STATE": "PUBLIC"
        },
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                "product": {
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                      "product_name": "n/a",
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                            "version_value": "n/a"
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                        ]
                      }
                    }
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                "vendor_name": "n/a"
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        },
        "data_format": "MITRE",
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            }
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        "problemtype": {
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                  "value": "n/a"
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        },
        "references": {
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            {
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              "refsource": "MISC",
              "url": "https://github.com/cesanta/mjs/issues/195"
            }
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        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-46518",
    "datePublished": "2022-01-27T20:22:07.000Z",
    "dateReserved": "2022-01-24T00:00:00.000Z",
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  },
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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.

Detection rules are retrieved from Rulezet.

Action not permitted

CNVD-2022-09545

CVE-2021-46518 (GCVE-0-2021-46518)

Tags

Sightings

Nomenclature