Juniper Junos OS 12.1X44 before 12.1X44-D50, 12.1X46 before 12.1X46-D35, 12.1X47 before 12.1X47-D25, 12.3 before 12.3R9, 12.3X48 before 12.3X48-D15, 13.2 before 13.2R7, 13.2X51 before 13.2X51-D35, 13.2X52 before 13.2X52-D25, 13.3 before 13.3R6, 14.1R3 before 14.1R3-S2, 14.1 before 14.1R4, 14.1X53 before 14.1X53-D12, 14.1X53 before 14.1X53-D16, 14.1X55 before 14.1X55-D25, 14.2 before 14.2R2, and 15.1 before 15.1R1 allows remote attackers to cause a denial of service (mbuf and connection consumption and restart) via a large number of requests that trigger a TCP connection to move to the LAST_ACK state when there is more data to send.
https://kc.mcafee.com/corporate/index?page=content&id=SB10128
http://www.securitytracker.com/id/1033915
http://www.securitytracker.com/id/1033007
http://www.securitytracker.com/id/1032842
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10686
http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2015-009.txt.asc