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Microsoft b?t l? h?ng MP3 ch?t ngu?i

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    Posted: 09 September 2009 at 22:34
Microsoft b?t l? h?ng MP3 ch?t ngu?i
Microsoft v?a pht hnh t?i 6 mi?ng v "nghim tr?ng" trong khun kh? b?n tin b?o m?t thng 9, nh?m ngan ch?n nh?ng cu?c t?n cng ti?m tng qua du?ng file media v cc trang Web d?c.

M t? ?nh.
Ngu?n: PCW
Ngoi ra, d?t v l?i m?i nh?t cung kh?c ph?c m?t s? l? h?ng lin quan d?n cng ngh? khng dy v TCP/IP. Tuy nhin, m?t l? h?ng FTP d t?ng b? t?n cng th l?i chua c b?n v.

Hai mi?ng v MS09-045 v MS09-046 s? nh?m t?i cc l? h?ng d?c bi?t nguy hi?m, b?i chng cho php cc m t?n cng ?n n?p bn trong m?t trang Web t? d?ng kch ho?t trn nh?ng my tnh so s?nh. Trong d, MS09-045 kh?c ph?c nhi?u phin b?n JScript Scripting Engine khc nhau v du?c dn nhn "critical" cho h? di?u hnh Windows 2000, XP, Server 2003, Vista v Server 2008.

Mi?ng v th? hai b?t l?i m?t l? h?ng bn trong trnh di?u khi?n DHTML Editing Component ActiveX v cung du?c dn nhn "critical" cho Windows 2000, Windows XP. Ring Windows Server 2003 ch? b? ?nh hu?ng ? m?c trung bnh b?i l? h?ng ny, cn Windows Vista v Server 2008 th may m?n khng "dnh d?n".

Ngoi hai mi?ng v trn, m?t mi?ng v th? ba (MS09-047) ch?u trch nhi?m x? l m?t l? h?ng cung thu?c lo?i "ch?t ngu?i" bn trong Windows Media Format. Theo hng b?o m?t Symantec, n?u nhu ngu?i dng trt xem ph?i m?t file .mp3, .wma ho?c .wmv d?c, quy?n ki?m sot my tnh nhi?u kh? nang s? roi vo tay hacker.

Di?n ?nh hu?ng c?a MS09-047 cung r?t r?ng. N nh?m d?n ho?c Windows Media Format Runtime ho?c Windows Media Service trn n?n t?ng Windows 2000, XP, Server 2003, Vista v Server 2008. Tuy nhin nh?ng h? th?ng dng chip Itanium v ci d?t Windows Server 2003 SP2 ho?c Server 2008 khng b? thuong t?n b?i nguy co ny.

Mi?ng v quan tr?ng th? tu ch?u trch nhi?m ngan ch?n kh? nang hacker t?n cng thng qua vi?c l?i d?ng cc gi TCP/IP d?c. M?t b?c tu?ng l?a s? h?n ch? b?t nguy co b?i n ch?n cc gi TCP/IP t? nh?ng ngu?n chua xc d?nh g?i t?i.

M?c d v?y, b?n v MS09-048 ch? nghim tr?ng d?i v?i cc h? th?ng ci Windows Vista v Server 2008, cn v?i nh?ng h? th?ng ci Windows Server 2003, Windows 2000, tnh ch?t c d?u nh? hon. K? t?n cng s? ch? c th? gy treo my, thay v ginh du?c quy?n ki?m sot nhu ? Vista v Server 2008.

Cu?i cng, mi?ng v th? nam kh?c ph?c m?t l? h?ng bn trong d?ch v? Wireless Lan AutoConfig, cho php hacker ch? tc nh?ng gi t?n cng d?c bi?t v g?i chng d?n my tnh Windows Vista, Server 2008 thng qua k?t n?i khng dy d? chi?m quy?n ki?m sot. R?t may l cc phin b?n Windows khc khng b? ?nh hu?ng.

Cc k? thu?t vin nn luu r?ng m?t l? h?ng b?o m?t t?ng du?c cng b? tru?c dy bn trong FTP c?a D?ch v? Thng tin Internet Microsoft v?n chua du?c v b?i b?n tin b?o m?t thng ny. Theo gi?i truy?n thng, l? h?ng ny v?n dang b? hacker n d?n.

Tr?ng C?m (Theo PCWorld)

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