Sun Solaris NIS+未明远程拒绝服务漏洞

BUGTRAQ ID: 13552 Solaris是一款由Sun开发和维护的商业性质UNIX操作系统。 Sun Solaris的rpc.nisd NIS+守护程序存在未明的远程拒绝服务漏洞，远程非特权用户可以导致受影响的守护进程崩溃，或导致进程陷入死循环，消耗CPU资源。 反复攻击可以禁用网络中的所有NIS+服务程序，导致目录服务持续的拒绝服务。最可能的结果是所有相关的服务和认证进程全部失效。 Sun Solaris 9.0_x86 Sun Solaris 9.0 Sun Solaris 8.0_x86 Sun Solaris 8.0 Sun Solaris 7.0_x86 Sun Solaris 7.0 临时解决方法： 如果您不能立刻安装补丁或者升级，NSFOCUS建议您采取以下措施以降低威胁： * 重启NIS+服务进程，然后使用snoop(1M)识别请求来源，终止或禁用该来源。 厂商补丁： Sun --- Sun已经为此发布了一个安全公告（Sun-Alert-57780）以及相应补丁: Sun-Alert-57780：NIS+ Client Users May Be Able to Cause a Denial of NIS+ Service 链接：<a href=http://sunsolve.sun.com/search/printfriendly.do?assetkey=1-26-57780-1 target=_blank>http://sunsolve.sun.com/search/printfriendly.do?assetkey=1-26-57780-1</a> 补丁下载： Sun Solaris 7.0 _x86: Sun Patch 106939-09 <a href=http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-106939-09-1 target=_blank>http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-106939-09-1</a> Sun Patch 106943-29 <a href=http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-106943-29-1 target=_blank>http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-106943-29-1</a> Sun Solaris 7.0: Sun Patch 106938-09 <a href=http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-106938-09-1 target=_blank>http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-106938-09-1</a> Sun Patch 106942-29 <a href=http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-106942-29-1 target=_blank>http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-106942-29-1</a> Sun Solaris 8.0 _x86: Sun Patch 108994-45 <a href=http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-108994-45-1 target=_blank>http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-108994-45-1</a> Sun Solaris 8.0: Sun Patch 108993-45 <a href=http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-108993-45-1 target=_blank>http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-108993-45-1</a> Sun Solaris 9.0 _x86 Update 2: Sun Patch 113719-16 <a href=http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-113719-16-1 target=_blank>http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-113719-16-1</a> Sun Solaris 9.0 _x86: Sun Patch 113719-16 <a href=http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-113719-16-1 target=_blank>http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-113719-16-1</a> Sun Solaris 9.0: Sun Patch 113319-22 <a href=http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-113319-22-1 target=_blank>http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-113319-22-1</a>