cnvd - cnvd-2021-07938

cnvd-2021-07938

Vulnerability from cnvd

Title: OpenLDAP存在未明漏洞

Description:

OpenLDAP是轻型目录访问协议(LDAP)的一个免费、开源实现。

OpenLDAP 2.4.57之前版本中的decode.c ber_next_element的X.509 DN解析存在slapd安全漏洞。攻击者可利用该漏洞导致拒绝服务。

Severity: 中

Patch Name: OpenLDAP存在未明漏洞的补丁

Patch Description:

OpenLDAP是轻型目录访问协议(LDAP)的一个免费、开源实现。

OpenLDAP 2.4.57之前版本中的decode.c ber_next_element的X.509 DN解析存在slapd安全漏洞。攻击者可利用该漏洞导致拒绝服务。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://git.openldap.org/openldap/openldap/-/tags/OPENLDAP_REL_ENG_2_4_57

Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-36230

Impacted products

Name
OpenLDAP OpenLDAP <2.4.57

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-36230",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-36230"
    }
  },
  "description": "OpenLDAP\u662f\u8f7b\u578b\u76ee\u5f55\u8bbf\u95ee\u534f\u8bae(LDAP)\u7684\u4e00\u4e2a\u514d\u8d39\u3001\u5f00\u6e90\u5b9e\u73b0\u3002\n\nOpenLDAP 2.4.57\u4e4b\u524d\u7248\u672c\u4e2d\u7684decode.c ber_next_element\u7684X.509 DN\u89e3\u6790\u5b58\u5728slapd\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\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://git.openldap.org/openldap/openldap/-/tags/OPENLDAP_REL_ENG_2_4_57",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-07938",
  "openTime": "2021-01-25",
  "patchDescription": "OpenLDAP\u662f\u8f7b\u578b\u76ee\u5f55\u8bbf\u95ee\u534f\u8bae(LDAP)\u7684\u4e00\u4e2a\u514d\u8d39\u3001\u5f00\u6e90\u5b9e\u73b0\u3002\r\n\r\nOpenLDAP 2.4.57\u4e4b\u524d\u7248\u672c\u4e2d\u7684decode.c ber_next_element\u7684X.509 DN\u89e3\u6790\u5b58\u5728slapd\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\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": "OpenLDAP\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "OpenLDAP OpenLDAP \u003c2.4.57"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-36230",
  "serverity": "\u4e2d",
  "submitTime": "2021-01-26",
  "title": "OpenLDAP\u5b58\u5728\u672a\u660e\u6f0f\u6d1e"
}

CVE-2020-36230 (GCVE-0-2020-36230)

Vulnerability from cvelistv5

Published

2021-01-25 09:43

Modified

2024-08-04 17:23

Severity ?

CWE

Summary

A flaw was discovered in OpenLDAP before 2.4.57 leading in an assertion failure in slapd in the X.509 DN parsing in decode.c ber_next_element, resulting in denial of service.

References

▼	URL	Tags
	https://git.openldap.org/openldap/openldap/-/tags/OPENLDAP_REL_ENG_2_4_57	x_refsource_MISC
	https://bugs.openldap.org/show_bug.cgi?id=9423	x_refsource_MISC
	https://git.openldap.org/openldap/openldap/-/commit/8c1d96ee36ed98b32cd0e28b7069c7b8ea09d793	x_refsource_MISC
	https://lists.debian.org/debian-lts-announce/2021/02/msg00005.html	mailing-list, x_refsource_MLIST
	https://www.debian.org/security/2021/dsa-4845	vendor-advisory, x_refsource_DEBIAN
	https://security.netapp.com/advisory/ntap-20210226-0002/	x_refsource_CONFIRM
	https://support.apple.com/kb/HT212529	x_refsource_CONFIRM
	https://support.apple.com/kb/HT212531	x_refsource_CONFIRM
	https://support.apple.com/kb/HT212530	x_refsource_CONFIRM
	http://seclists.org/fulldisclosure/2021/May/70	mailing-list, x_refsource_FULLDISC
	http://seclists.org/fulldisclosure/2021/May/64	mailing-list, x_refsource_FULLDISC
	http://seclists.org/fulldisclosure/2021/May/65	mailing-list, x_refsource_FULLDISC
	https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E	mailing-list, x_refsource_MLIST
	https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E	mailing-list, x_refsource_MLIST

Impacted products

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

Show details on NVD website

JSON

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}

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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