CVE-2019-14867

描述

A flaw was found in IPA, all 4.6.x versions before 4.6.7, all 4.7.x versions before 4.7.4 and all 4.8.x versions before 4.8.3, in the way the internal function ber_scanf() was used in some components of the IPA server, which parsed kerberos key data. An unauthenticated attacker who could trigger parsing of the krb principal key could cause the IPA server to crash or in some conditions, cause arbitrary code to be executed on the server hosting the IPA server.

如何修補 CVE-2019-14867

要修補 CVE-2019-14867,請將受影響套件升級到下列已修補版本。

• —升級至 4.6.7 或更新版本
• —升級至 4.6.7 或更新版本
• —升級至 4.6.7 或更新版本
• —升級至 4.6.7 或更新版本

CVE-2019-14867 正在被利用嗎?

中等 — EPSS 為 6.3%,可持續追蹤但非最高優先。

受影響套件(4)

• >= 4.6.2, < 4.6.7
• >= 4.6.2, < 4.6.7, >= 4.7.0, < 4.7.4, >= 4.8.0, < 4.8.3
• >= 4.6.2, < 4.6.7
• >= 4.6.2, < 4.6.7, >= 4.7.0, < 4.7.4, >= 4.8.0, < 4.8.3

CVSS 分數

參考連結(15)

• ADVISORYgithub.com/advisories/GHSA-7hpj-hfcr-5qwm
• ADVISORYnvd.nist.gov/vuln/detail/CVE-2019-14867
• PATCHpypi.org/project/freeipa
• WEBaccess.redhat.com/errata/RHBA-2019:4268
• WEBaccess.redhat.com/errata/RHSA-2020:0378