PDA

Archiv verlassen und diese Seite im Standarddesign anzeigen : MPLAYER: Exploitable remote buffer overflow vulnerability



kippndreser
31.03.04, 08:55
Auf http://www.mplayerhq.hu/ gefunden.

2004.03.30, Tuesday :: Exploitable remote buffer overflow vulnerability in the HTTP parser
posted by Gabucino

Severity:
HIGH (if playing HTTP streaming content)
LOW (if playing only normal files)

Description:
A remotely exploitable buffer overflow vulnerability was found in MPlayer. A malicious host can craft a harmful HTTP header ("Location:"), and trick MPlayer into executing arbitrary code upon parsing that header.

MPlayer versions affected:
MPlayer 0.90pre series
MPlayer 0.90rc series
MPlayer 0.90
MPlayer 0.91
MPlayer 1.0pre1
MPlayer 1.0pre2
MPlayer 1.0pre3

MPlayer versions unaffected:
MPlayer releases before 0.60pre1
MPlayer 0.92.1
MPlayer 1.0pre3try2
MPlayer 0_92 CVS
MPlayer HEAD CVS

Notification status:
Developers were notified on 2004.03.29 (by "blexim")
Fix was commited into HEAD CVS at 2004.03.30 12:58:43 CEST
MPlayer 0.92.1 (vuln-fix-only release) was released on 2003.03.30 16:45:00 CEST
MPlayer 1.0pre3try2 (vuln-fix-only release) was released on 2003.03.30 16:51:00 CEST

Patch availability:
A patch is available for all vulnerable versions here.

Suggested upgrading methods:
MPlayer 1.0pre3 users should upgrade to latest CVS
MPlayer 0.92 (and below) users should upgrade to 0.92.1 OR latest CVS

MPlayer 0.92.1 (PGP signature) (MD5 checksum) can be downloaded from the following sites:
(die Links habe ich abgeschnitten)

Kurz: Wenn man einen anfälligen Mplayer hat sollte man nur lokale Dateien damit abspielen.
Sicherer ist es jedoch mplayer auf den aktuellen Stand zu bringen, speziell wenn mehr Leute an dem Rechner arbeiten (die evtl. nichts von der Schwachstelle wissen...)

Thomas
31.03.04, 10:14
Bitte keine Meldungen zu aktuellen Sicherheitslücken posten!

Ansonsten hätten wir hier am Tag zig Threads alleine dazu...


Thomas.