EulerOS Virtualization 2.5.0 : krb5 (EulerOS-SA-2018-1240)
High Nessus Plugin ID 117549
SynopsisThe remote EulerOS Virtualization host is missing a security update.
DescriptionAccording to the version of the krb5 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability :
- plugins/preauth/pkinit/pkinit_crypto_openssl.c in MIT Kerberos 5 (aka krb5) through 1.15.2 mishandles Distinguished Name (DN) fields, which allows remote attackers to execute arbitrary code or cause a denial of service (buffer overflow and application crash) in situations involving untrusted X.509 data, related to the get_matching_data and X509_NAME_oneline_ex functions. (CVE-2017-15088)
Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
SolutionUpdate the affected krb5 package.