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TITLE:
Sun Solaris DHCP Request Handling Vulnerabilities

SECUNIA ADVISORY ID:
SA32668

VERIFY ADVISORY:
http://secunia.com/advisories/32668/

CRITICAL:
Moderately critical

IMPACT:
DoS, System access

WHERE:
>From local network

OPERATING SYSTEM:
Sun Solaris 8
http://secunia.com/advisories/product/94/
Sun Solaris 9
http://secunia.com/advisories/product/95/
Sun Solaris 10
http://secunia.com/advisories/product/4813/

DESCRIPTION:
Some vulnerabilities have been reported in Sun Solaris, which can be
exploited by malicious people to cause a DoS (Denial of Service) or
potentially compromise a vulnerable system.

1) A boundary error in in.dhcpd when handling DHCP requests can be
exploited to cause a buffer overflow.

For more information:
SA27160

2) Unspecified errors in in.dhcpd when handling DHCP requests can be
exploited to crash the DHCP server daemon or execute arbitrary code
with root privileges.

SOLUTION:
Apply patches.

-- SPARC Platform --

Solaris 8:
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-109077-21-1

Solaris 9:
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-112837-16-1

Solaris 10:
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-138876-01-1

OpenSolaris:
Fixed in builds snv_103 and later.


-- x86 Platform --

Solaris 8:
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-109078-21-1

Solaris 9:
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-114265-15-1

Solaris 10:
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-138877-01-1

OpenSolaris:
Fixed in builds snv_103 and later.

PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.

ORIGINAL ADVISORY:
http://sunsolve.sun.com/search/document.do?assetkey=1-66-243806-1

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