Vulnerability-Lookup

CNVD-2021-04411

Vulnerability from cnvd - Published: 2021-01-20

Title

wolfSSL越界写入漏洞

Description

wolfSSL是一个旨在供嵌入式系统开发人员使用的小型、可移植、嵌入式SSL/TLS库。 wolfSSL 4.6.0之前版本中的wolfcrypt/src/rsa.c中的RsaPad_PSS存在越界写入漏洞。目前没有详细的漏洞细节提供。

Severity

高

Patch Name

wolfSSL越界写入漏洞的补丁

Patch Description

wolfSSL是一个旨在供嵌入式系统开发人员使用的小型、可移植、嵌入式SSL/TLS库。 wolfSSL 4.6.0之前版本中的wolfcrypt/src/rsa.c中的RsaPad_PSS存在越界写入漏洞。目前没有详细的漏洞细节提供。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://github.com/wolfSSL/wolfssl/releases/tag/v4.6.0-stable

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-36177

Impacted products

Name
wolfSSL wolfSSL <4.6.0

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-36177",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-36177"
    }
  },
  "description": "wolfSSL\u662f\u4e00\u4e2a\u65e8\u5728\u4f9b\u5d4c\u5165\u5f0f\u7cfb\u7edf\u5f00\u53d1\u4eba\u5458\u4f7f\u7528\u7684\u5c0f\u578b\u3001\u53ef\u79fb\u690d\u3001\u5d4c\u5165\u5f0fSSL/TLS\u5e93\u3002\n\nwolfSSL 4.6.0\u4e4b\u524d\u7248\u672c\u4e2d\u7684wolfcrypt/src/rsa.c\u4e2d\u7684RsaPad_PSS\u5b58\u5728\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/wolfSSL/wolfssl/releases/tag/v4.6.0-stable",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-04411",
  "openTime": "2021-01-20",
  "patchDescription": "wolfSSL\u662f\u4e00\u4e2a\u65e8\u5728\u4f9b\u5d4c\u5165\u5f0f\u7cfb\u7edf\u5f00\u53d1\u4eba\u5458\u4f7f\u7528\u7684\u5c0f\u578b\u3001\u53ef\u79fb\u690d\u3001\u5d4c\u5165\u5f0fSSL/TLS\u5e93\u3002\r\n\r\nwolfSSL 4.6.0\u4e4b\u524d\u7248\u672c\u4e2d\u7684wolfcrypt/src/rsa.c\u4e2d\u7684RsaPad_PSS\u5b58\u5728\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "wolfSSL\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "wolfSSL wolfSSL \u003c4.6.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-36177",
  "serverity": "\u9ad8",
  "submitTime": "2021-01-07",
  "title": "wolfSSL\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e"
}

CVE-2020-36177 (GCVE-0-2020-36177)

Vulnerability from cvelistv5 – Published: 2021-01-06 15:54 – Updated: 2024-08-04 17:23

Summary

RsaPad_PSS in wolfcrypt/src/rsa.c in wolfSSL before 4.6.0 has an out-of-bounds write for certain relationships between key size and digest size.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

5 references

URL	Tags
https://github.com/wolfSSL/wolfssl/commit/63bf5dc…	x_refsource_MISC
https://github.com/wolfSSL/wolfssl/pull/3426	x_refsource_MISC
https://github.com/wolfSSL/wolfssl/commit/fb2288c…	x_refsource_MISC
https://bugs.chromium.org/p/oss-fuzz/issues/detai…	x_refsource_MISC
https://github.com/wolfSSL/wolfssl/releases/tag/v…	x_refsource_MISC

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JSON

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            "url": "https://github.com/wolfSSL/wolfssl/commit/63bf5dc56ccbfc12a73b06327361687091a4c6f7"
          },
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            "url": "https://github.com/wolfSSL/wolfssl/pull/3426"
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            "url": "https://github.com/wolfSSL/wolfssl/commit/fb2288c46dd4c864b78f00a47a364b96a09a5c0f"
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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.

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.

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CNVD-2021-04411

CVE-2020-36177 (GCVE-0-2020-36177)

Tags

Sightings

Nomenclature

Related by attack behaviour