CVE-2017-8779

CVE Details

Release Date:	2017-05-03
Impact:	Important	What is this?

Description

rpcbind through 0.2.4, LIBTIRPC through 1.0.1 and 1.0.2-rc through1.0.2-rc3, and NTIRPC through 1.4.3 do not consider the maximum RPC data size during memory allocation for XDR strings, which allows remote attackers to cause a denial of service (memory consumption with no subsequent free) via a crafted UDP packet to port 111, aka rpcbomb.

See more information about CVE-2017-8779 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v2 metrics

Base Score:	7.8
Vector String:	AV:N/AC:L/Au:N/C:N/I:N/A:C
Version:	2.0
Attack Vector:	Network
Attack Complexity:	Low
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Complete

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (libtirpc)	ELSA-2017-1268	2017-05-23
Oracle Linux version 6 (rpcbind)	ELSA-2017-1267	2017-05-23
Oracle Linux version 7 (libtirpc)	ELSA-2017-1263	2017-05-22
Oracle Linux version 7 (rpcbind)	ELSA-2017-1262	2017-05-22
Oracle VM version 3.3 (libtirpc)	OVMSA-2017-0108	2017-05-23
Oracle VM version 3.3 (rpcbind)	OVMSA-2017-0107	2017-05-23
Oracle VM version 3.4 (libtirpc)	OVMSA-2017-0108	2017-05-23
Oracle VM version 3.4 (rpcbind)	OVMSA-2017-0107	2017-05-23