Otkrivena su i ispravljena dva propusta pri radu mrežnog datotečnog sustava Samba koji omogućuju udaljenim napadačima preuzimanje administratorskih ovlasti na sustavu te umetanje proizvoljnog HTML i skriptnog koda.
Paket:
Samba 3.x
Operacijski sustavi:
Slackware Linux 13.1, Slackware Linux 13.37
Kritičnost:
3.7
Problem:
CSRF, XSS
Iskorištavanje:
udaljeno
Posljedica:
preuzimanje potpune kontrole nad sustavom, umetanje HTML i skriptnog koda
Rješenje:
programska zakrpa proizvođača
CVE:
CVE-2011-2522, CVE-2011-2694
Izvorni ID preporuke:
SSA:2011-210-03
Izvor:
Slackware
Problem:
Prvi propust posljedica je CSRF (eng. Cross-site request forgery) ranjivosti u programskoj komponenti SWAT (eng. Samba Web Administration Tool). Drugi nedostatak odnosi se na XSS (eng. Cross-site scripting) ranjivost u funkciji "chg_passwd" komponente SWAT.
Posljedica:
Udaljeni napadač prvi propust može iskoristiti za preuzimanje administratorskih ovlasti na sustavu, a drugi za umetanje proizvoljnog HTML i skriptnog koda.
Rješenje:
Svim korisnicima savjetuje se nadogradnja na najnoviju inačicu.
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
[slackware-security] samba (SSA:2011-210-03)
New samba packages are available for Slackware 13.1, 13.37, and -current to
fix security issues.
Here are the details from the Slackware 13.37 ChangeLog:
+--------------------------+
patches/packages/samba-3.5.10-i486-1_slack13.37.txz: Upgraded.
Fixed cross-site request forgery and cross-site scripting vulnerability
in SWAT (the Samba Web Administration Tool).
For more information, see:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-2522
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-2694
(* Security fix *)
+--------------------------+
Where to find the new packages:
+-----------------------------+
Thanks to the friendly folks at the OSU Open Source Lab
(http://osuosl.org) for donating FTP and rsync hosting
to the Slackware project! :-)
Also see the "Get Slack" section on http://slackware.com for
additional mirror sites near you.
Updated package for Slackware 13.1:
ftp://ftp.slackware.com/pub/slackware/slackware-13.1/patches/packages/samba-3.5.10-i486-1_slack13.1.txz
Updated package for Slackware x86_64 13.1:
ftp://ftp.slackware.com/pub/slackware/slackware64-13.1/patches/packages/samba-3.5.10-x86_64-1_slack13.1.txz
Updated package for Slackware 13.37:
ftp://ftp.slackware.com/pub/slackware/slackware-13.37/patches/packages/samba-3.5.10-i486-1_slack13.37.txz
Updated package for Slackware x86_64 13.37:
ftp://ftp.slackware.com/pub/slackware/slackware64-13.37/patches/packages/samba-3.5.10-x86_64-1_slack13.37.txz
Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/n/samba-3.5.10-i486-1.txz
Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/n/samba-3.5.10-x86_64-1.txz
MD5 signatures:
+-------------+
Slackware 13.1 package:
9dd8c9e4a6881ea5b82cf8e3d59e0256 samba-3.5.10-i486-1_slack13.1.txz
Slackware x86_64 13.1 package:
a9364edef99d026831b38757de582109 samba-3.5.10-x86_64-1_slack13.1.txz
Slackware 13.37 package:
9139d218c171399faf99c23f70ac755d samba-3.5.10-i486-1_slack13.37.txz
Slackware x86_64 13.37 package:
5e5757633918950d795280efb7a88d08 samba-3.5.10-x86_64-1_slack13.37.txz
Slackware -current package:
0e347b1e1648bcc94582392e573da4a4 samba-3.5.10-i486-1.txz
Slackware x86_64 -current package:
0c6a7ddf8633a1f3087b10397bea9abe samba-3.5.10-x86_64-1.txz
Installation instructions:
+------------------------+
Upgrade the package as root:
# upgradepkg samba-3.5.10-i486-1_slack13.37.txz
Then, if Samba is running restart it:
# /etc/rc.d/rc.samba restart
+-----+
Slackware Linux Security Team
http://slackware.com/gpg-key
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