CVE-2013-1415

描述

The pkinit_check_kdc_pkid function in plugins/preauth/pkinit/pkinit_crypto_openssl.c in the PKINIT implementation in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.4 and 1.11.x before 1.11.1 does not properly handle errors during extraction of fields from an X.509 certificate, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed KRB5_PADATA_PK_AS_REQ AS-REQ request.

如何修補 CVE-2013-1415

要修補 CVE-2013-1415,請將受影響套件升級到下列已修補版本。

• Debian/krb5—升級至 1.10.1+dfsg-4 或更新版本

CVE-2013-1415 正在被利用嗎?

低 — EPSS 為 4.2%,目前沒有觀察到大規模利用活動。

受影響套件(1)

• from 0, < 1.10.1+dfsg-4

參考連結(1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2013-1415