cnvd - cnvd-2019-14710

cnvd-2019-14710

Vulnerability from cnvd

Title: Heimdal中间人攻击漏洞

Description:

Heimdal是一个Kerberos 5的实现。

Heimdal 7.6.0之前版本中的lib/krb5/init_creds_pw.c文件的krb5_init_creds_step存在安全漏洞，该漏洞源于在匿名的PKINIT被使用时，程序未能对PA-PKINIT-KX密钥的更改进行验证。攻击者可利用该漏洞实施中间人攻击。

Severity: 中

Patch Name: Heimdal中间人攻击漏洞的补丁

Patch Description:

Heimdal是一个Kerberos 5的实现。

Heimdal 7.6.0之前版本中的lib/krb5/init_creds_pw.c文件的krb5_init_creds_step存在安全漏洞，该漏洞源于在匿名的PKINIT被使用时，程序未能对PA-PKINIT-KX密钥的更改进行验证。攻击者可利用该漏洞实施中间人攻击。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:

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://github.com/heimdal/heimdal/releases/tag/heimdal-7.6.0

Reference: https://web.nvd.nist.gov//vuln/detail/CVE-2019-12098

Impacted products

Name
Heimdal Heimdal <7.6.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-12098",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-12098"
    }
  },
  "description": "Heimdal\u662f\u4e00\u4e2aKerberos 5\u7684\u5b9e\u73b0\u3002\n\nHeimdal 7.6.0\u4e4b\u524d\u7248\u672c\u4e2d\u7684lib/krb5/init_creds_pw.c\u6587\u4ef6\u7684krb5_init_creds_step\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728\u533f\u540d\u7684PKINIT\u88ab\u4f7f\u7528\u65f6\uff0c\u7a0b\u5e8f\u672a\u80fd\u5bf9PA-PKINIT-KX\u5bc6\u94a5\u7684\u66f4\u6539\u8fdb\u884c\u9a8c\u8bc1\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5b9e\u65bd\u4e2d\u95f4\u4eba\u653b\u51fb\u3002",
  "discovererName": "unKnow",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/heimdal/heimdal/releases/tag/heimdal-7.6.0",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-14710",
  "openTime": "2019-05-17",
  "patchDescription": "Heimdal\u662f\u4e00\u4e2aKerberos 5\u7684\u5b9e\u73b0\u3002\r\n\r\nHeimdal 7.6.0\u4e4b\u524d\u7248\u672c\u4e2d\u7684lib/krb5/init_creds_pw.c\u6587\u4ef6\u7684krb5_init_creds_step\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728\u533f\u540d\u7684PKINIT\u88ab\u4f7f\u7528\u65f6\uff0c\u7a0b\u5e8f\u672a\u80fd\u5bf9PA-PKINIT-KX\u5bc6\u94a5\u7684\u66f4\u6539\u8fdb\u884c\u9a8c\u8bc1\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5b9e\u65bd\u4e2d\u95f4\u4eba\u653b\u51fb\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": "Heimdal\u4e2d\u95f4\u4eba\u653b\u51fb\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Heimdal Heimdal \u003c7.6.0"
  },
  "referenceLink": "https://web.nvd.nist.gov//vuln/detail/CVE-2019-12098",
  "serverity": "\u4e2d",
  "submitTime": "2019-05-15",
  "title": "Heimdal\u4e2d\u95f4\u4eba\u653b\u51fb\u6f0f\u6d1e"
}

CVE-2019-12098 (GCVE-0-2019-12098)

Vulnerability from cvelistv5

Published

2019-05-15 22:41

Modified

2024-08-04 23:10

Severity ?

CWE

Summary

In the client side of Heimdal before 7.6.0, failure to verify anonymous PKINIT PA-PKINIT-KX key exchange permits a man-in-the-middle attack. This issue is in krb5_init_creds_step in lib/krb5/init_creds_pw.c.

References

▼	URL	Tags
	https://github.com/heimdal/heimdal/releases/tag/heimdal-7.6.0	x_refsource_MISC
	http://www.h5l.org/pipermail/heimdal-announce/2019-May/000009.html	x_refsource_CONFIRM
	https://github.com/heimdal/heimdal/commit/2f7f3d9960aa6ea21358bdf3687cee5149aa35cf	x_refsource_CONFIRM
	https://github.com/heimdal/heimdal/compare/3e58559...bbafe72	x_refsource_MISC
	https://seclists.org/bugtraq/2019/Jun/1	mailing-list, x_refsource_BUGTRAQ
	https://www.debian.org/security/2019/dsa-4455	vendor-advisory, x_refsource_DEBIAN
	http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00002.html	vendor-advisory, x_refsource_SUSE
	http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00003.html	vendor-advisory, x_refsource_SUSE
	http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00026.html	vendor-advisory, x_refsource_SUSE
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GIXEDVVMPD6ZAJSMI2EZ7FNEIVNWE5PD/	vendor-advisory, x_refsource_FEDORA
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SLXXIF4LOQEAEDAF4UGP2AO6WDNTDFUB/	vendor-advisory, x_refsource_FEDORA

Impacted products

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

Show details on NVD website

JSON

To clipboard

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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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