CVE-2017-11462

HIGH

Description

Double free vulnerability in MIT Kerberos 5 (aka krb5) allows attackers to have unspecified impact via vectors involving automatic deletion of security contexts on error.

References

http://krbdev.mit.edu/rt/Ticket/Display.html?id=8598

https://bugzilla.redhat.com/show_bug.cgi?id=1488873

https://github.com/krb5/krb5/commit/56f7b1bc95a2a3eeb420e069e7655fb181ade5cf

https://lists.fedoraproject.org/archives/list/[email protected]/message/2FPRUP4YVOEBGEROUYWZFEQ64HTMGNED/

Details

Source: MITRE

Published: 2017-09-13

Updated: 2017-10-20

Type: CWE-415

Risk Information

CVSS v2.0

Base Score: 7.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 10

Severity: HIGH

CVSS v3.0

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 3.9

Severity: CRITICAL