Vulnerability-Lookup

CNVD-2020-16520

Vulnerability from cnvd - Published: 2020-03-10

Title

usrsctp缓冲区溢出漏洞

Description

usrsctp是一款支持多平台的用户级SCTP（流控制传输协议）堆栈。 usrsctp 2019-12-20之前版本中的sctp_load_addresses_from_init存在缓冲区溢出漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。

Severity

高

Formal description

目前厂商尚未提供相关漏洞补丁链接，请关注厂商主页随时更新： https://github.com/sctplab/usrsctp

Reference

https://github.com/sctplab/usrsctp/commit/790a7a2555aefb392a5a69923f1e9d17b4968467 https://nvd.nist.gov/vuln/detail/CVE-2019-20503

Impacted products

Name
usrsctp usrsctp <2019-12-20

Show details on source website

JSON

To clipboard

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-20503"
    }
  },
  "description": "usrsctp\u662f\u4e00\u6b3e\u652f\u6301\u591a\u5e73\u53f0\u7684\u7528\u6237\u7ea7SCTP\uff08\u6d41\u63a7\u5236\u4f20\u8f93\u534f\u8bae\uff09\u5806\u6808\u3002\n\nusrsctp 2019-12-20\u4e4b\u524d\u7248\u672c\u4e2d\u7684sctp_load_addresses_from_init\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5728\u5185\u5b58\u4e0a\u6267\u884c\u64cd\u4f5c\u65f6\uff0c\u672a\u6b63\u786e\u9a8c\u8bc1\u6570\u636e\u8fb9\u754c\uff0c\u5bfc\u81f4\u5411\u5173\u8054\u7684\u5176\u4ed6\u5185\u5b58\u4f4d\u7f6e\u4e0a\u6267\u884c\u4e86\u9519\u8bef\u7684\u8bfb\u5199\u64cd\u4f5c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u6216\u5806\u6ea2\u51fa\u7b49\u3002",
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-16520",
  "openTime": "2020-03-10",
  "products": {
    "product": "usrsctp usrsctp \u003c2019-12-20"
  },
  "referenceLink": "https://github.com/sctplab/usrsctp/commit/790a7a2555aefb392a5a69923f1e9d17b4968467\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-20503",
  "serverity": "\u9ad8",
  "submitTime": "2020-03-09",
  "title": "usrsctp\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2019-20503 (GCVE-0-2019-20503)

Vulnerability from cvelistv5 – Published: 2020-03-06 00:00 – Updated: 2024-08-05 02:46

Summary

usrsctp before 2019-12-20 has out-of-bounds reads in sctp_load_addresses_from_init.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

38 references

URL	Tags
https://bugs.chromium.org/p/project-zero/issues/d…
https://github.com/sctplab/usrsctp/commit/790a7a2…
https://lists.debian.org/debian-lts-announce/2020…	mailing-list
https://www.debian.org/security/2020/dsa-4639	vendor-advisory
https://security.gentoo.org/glsa/202003-02	vendor-advisory
https://security.gentoo.org/glsa/202003-10	vendor-advisory
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisory
https://access.redhat.com/errata/RHSA-2020:0815	vendor-advisory
https://access.redhat.com/errata/RHSA-2020:0819	vendor-advisory
https://access.redhat.com/errata/RHSA-2020:0816	vendor-advisory
https://access.redhat.com/errata/RHSA-2020:0820	vendor-advisory
https://usn.ubuntu.com/4299-1/	vendor-advisory
https://crbug.com/1059349
https://chromereleases.googleblog.com/2020/03/sta…
https://lists.debian.org/debian-lts-announce/2020…	mailing-list
https://www.debian.org/security/2020/dsa-4642	vendor-advisory
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisory
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisory
https://www.debian.org/security/2020/dsa-4645	vendor-advisory
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisory
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
https://usn.ubuntu.com/4328-1/	vendor-advisory
https://usn.ubuntu.com/4335-1/	vendor-advisory
https://support.apple.com/kb/HT211175
https://support.apple.com/kb/HT211171
https://support.apple.com/kb/HT211168
https://support.apple.com/kb/HT211177
http://seclists.org/fulldisclosure/2020/May/49	mailing-list
http://seclists.org/fulldisclosure/2020/May/52	mailing-list
http://seclists.org/fulldisclosure/2020/May/55	mailing-list
http://seclists.org/fulldisclosure/2020/May/59	mailing-list
https://support.apple.com/HT211168
https://support.apple.com/HT211171
https://support.apple.com/HT211175
https://support.apple.com/HT211177
https://lists.debian.org/debian-lts-announce/2023…	mailing-list

Show details on NVD website

JSON

To clipboard

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        },
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          "tags": [
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          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6IOHSO6BUKC6I66J5PZOMAGFVJ66ZS57/"
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        {
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        },
        {
          "url": "https://support.apple.com/HT211168"
        },
        {
          "url": "https://support.apple.com/HT211171"
        },
        {
          "url": "https://support.apple.com/HT211175"
        },
        {
          "url": "https://support.apple.com/HT211177"
        },
        {
          "name": "[debian-lts-announce] 20230706 [SECURITY] [DLA 3481-1] libusrsctp security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2023/07/msg00003.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2019-20503",
    "datePublished": "2020-03-06T00:00:00.000Z",
    "dateReserved": "2020-03-06T00:00:00.000Z",
    "dateUpdated": "2024-08-05T02:46:08.498Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.