Vulnerability Monitor

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CVE-2017-11462

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.

Published

2017-09-13T16:29:00.430

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 9.8 (CRITICAL)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-415

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mit	kerberos_5	1.14	Yes
Application	mit	kerberos_5	1.14	Yes
Application	mit	kerberos_5	1.14	Yes
Application	mit	kerberos_5	1.14	Yes
Application	mit	kerberos_5	1.14.1	Yes
Application	mit	kerberos_5	1.14.2	Yes
Application	mit	kerberos_5	1.14.3	Yes
Application	mit	kerberos_5	1.14.4	Yes
Application	mit	kerberos_5	1.14.5	Yes
Application	mit	kerberos_5	1.15	Yes
Application	mit	kerberos_5	1.15.1	Yes
Application	mit	kerberos_5	1.15.1	Yes
Application	mit	kerberos_5	1.15.1	Yes
Operating System	fedoraproject	fedora	25	Yes
Operating System	fedoraproject	fedora	26	Yes

References

http://krbdev.mit.edu/rt/Ticket/Display.html?id=8598 Vendor Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1488873 Issue Tracking, Patch, Third Party Advisory, VDB Entry ([email protected])
https://github.com/krb5/krb5/commit/56f7b1bc95a2a3eeb420e069e7655fb181ade5cf Patch, Third Party Advisory ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2FPRUP4YVOEBGEROUYWZFEQ64HTMGNED/ ([email protected])
http://krbdev.mit.edu/rt/Ticket/Display.html?id=8598 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=1488873 Issue Tracking, Patch, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/krb5/krb5/commit/56f7b1bc95a2a3eeb420e069e7655fb181ade5cf Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2FPRUP4YVOEBGEROUYWZFEQ64HTMGNED/ (af854a3a-2127-422b-91ae-364da2661108)