cnvd - cnvd-2023-32182

cnvd-2023-32182

Vulnerability from cnvd

Title: NTP缓冲区溢出漏洞（CNVD-2023-32182）

Description:

NTP是nwtime开源的一个网络时间协议。

NTP 4.2.8p15版本存在缓冲区错误漏洞，该漏洞源于libntp/mstolfp.c的mstolfp在添加特殊字符时出现越界写入。远程攻击者可利用该漏洞执行任意代码。

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://www.ntppool.org/zh/

Reference: https://nvd.nist.gov/vuln/detail/CVE-2023-26554

Impacted products

Name
Ntp Ntp 4.2.8 p15

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2023-26554",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2023-26554"
    }
  },
  "description": "NTP\u662fnwtime\u5f00\u6e90\u7684\u4e00\u4e2a\u7f51\u7edc\u65f6\u95f4\u534f\u8bae\u3002\n\nNTP 4.2.8p15\u7248\u672c\u5b58\u5728\u7f13\u51b2\u533a\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8elibntp/mstolfp.c\u7684mstolfp\u5728\u6dfb\u52a0\u7279\u6b8a\u5b57\u7b26\u65f6\u51fa\u73b0\u8d8a\u754c\u5199\u5165\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u4ee3\u7801\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://www.ntppool.org/zh/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2023-32182",
  "openTime": "2023-04-27",
  "products": {
    "product": "Ntp Ntp 4.2.8 p15"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2023-26554",
  "serverity": "\u4e2d",
  "submitTime": "2023-04-25",
  "title": "NTP\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2023-32182\uff09"
}

CVE-2023-26554 (GCVE-0-2023-26554)

Vulnerability from cvelistv5

Published

2023-04-11 00:00

Modified

2025-02-11 15:26

Severity ?

5.6 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

CWE

Summary

mstolfp in libntp/mstolfp.c in NTP 4.2.8p15 has an out-of-bounds write when adding a '\0' character. An adversary may be able to attack a client ntpq process, but cannot attack ntpd.

References

▼	URL	Tags
	https://github.com/spwpun/ntp-4.2.8p15-cves/blob/main/CVE-2023-26554
	https://github.com/spwpun/ntp-4.2.8p15-cves/issues/1#issuecomment-1506667321

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T11:53:54.436Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/spwpun/ntp-4.2.8p15-cves/blob/main/CVE-2023-26554"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/spwpun/ntp-4.2.8p15-cves/issues/1#issuecomment-1506667321"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "HIGH",
              "attackVector": "NETWORK",
              "availabilityImpact": "LOW",
              "baseScore": 5.6,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2023-26554",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-02-11T15:26:09.398238Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-787",
                "description": "CWE-787 Out-of-bounds Write",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-02-11T15:26:14.067Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "mstolfp in libntp/mstolfp.c in NTP 4.2.8p15 has an out-of-bounds write when adding a \u0027\\0\u0027 character. An adversary may be able to attack a client ntpq process, but cannot attack ntpd."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-04-13T00:00:00.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/spwpun/ntp-4.2.8p15-cves/blob/main/CVE-2023-26554"
        },
        {
          "url": "https://github.com/spwpun/ntp-4.2.8p15-cves/issues/1#issuecomment-1506667321"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2023-26554",
    "datePublished": "2023-04-11T00:00:00.000Z",
    "dateReserved": "2023-02-25T00:00:00.000Z",
    "dateUpdated": "2025-02-11T15:26:14.067Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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