Pri radu webmail paketa Squirrelmail otkrivene su tri ranjivosti koje zlonamjernim napadačima omogućuju umetanje proizvoljnog skriptnog i HTML koda, te izvođenje tzv. "clickjack" napada.
Paket:
squirrelmail 1.x
Operacijski sustavi:
Fedora 14, Fedora 15
Kritičnost:
4.3
Problem:
pogreška u programskoj komponenti, XSS
Iskorištavanje:
udaljeno
Posljedica:
umetanje HTML i skriptnog koda
Rješenje:
programska zakrpa proizvođača
CVE:
CVE-2011-2023, CVE-2010-4555, CVE-2010-4554
Izvorni ID preporuke:
FEDORA-2011-9309
Izvor:
Fedora
Problem:
Sigurnosni nedostaci posljedica su XSS (eng. cross-site scripting) ranjivosti u određenim php skriptama te propusta u functions/page_header.php gdje je omogućen prikaz HTML sadržaja unutar okvira HTML stranice treće strane.
Posljedica:
Udaljeni napadači uočene propuste mogu iskoristiti za izvođenje "clickjack" napada te za umetanje proizvoljnog HTML i skriptnog koda.
Rješenje:
Svim korisnicima savjetuje se instalacija najnovije inačice paketa.
-------------------------------------------------------------------------------
Fedora Update Notification
FEDORA-2011-9309
2011-07-13 18:47:59
--------------------------------------------------------------------------------
Name : squirrelmail
Product : Fedora 14
Version : 1.4.22
Release : 2.fc14
URL : http://www.squirrelmail.org/
Summary : webmail client written in php
Description :
SquirrelMail is a basic webmail package written in PHP4. It
includes built-in pure PHP support for the IMAP and SMTP protocols, and
all pages render in pure HTML 4.0 (with no JavaScript) for maximum
compatibility across browsers. It has very few requirements and is very
easy to configure and install.
--------------------------------------------------------------------------------
Update Information:
fixes:
- CVE-2011-2023 : Messages containing style tags with malicious script
attributes were being displayed without being sanitized
- CVE-2010-4555 : An attacker could use one of several small bugs in
SquirrelMail to inject malicious script into various pages or alter the contents
of user preferences
- CVE-2010-4554 : SquirrelMail is vulnerable to clickjacking attacks wherein
the entire application can be loaded in a frame that could overlay other
elements on top of SquirrelMail
--------------------------------------------------------------------------------
ChangeLog:
* Wed Jul 13 2011 Michal Hlavinka <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> - 1.4.22-2
- fix possible php warning
* Wed Jul 13 2011 Michal Hlavinka <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> - 1.4.22-1
- squirrelmail updated to 1.4.22
- fixes CVE-2010-4554, CVE-2010-4555, CVE-2011-2023
--------------------------------------------------------------------------------
References:
[ 1 ] Bug #720693 - CVE-2010-4554 SquirrelMail: Prone to clickjacking
attacks
https://bugzilla.redhat.com/show_bug.cgi?id=720693
[ 2 ] Bug #720694 - CVE-2010-4555 SquirrelMail: Multiple XSS flaws
https://bugzilla.redhat.com/show_bug.cgi?id=720694
[ 3 ] Bug #720695 - CVE-2011-2023 SquirrelMail: XSS in <style> tag handling
https://bugzilla.redhat.com/show_bug.cgi?id=720695
--------------------------------------------------------------------------------
This update can be installed with the "yum" update program. Use
su -c 'yum update squirrelmail' at the command line.
For more information, refer to "Managing Software with yum",
available at http://docs.fedoraproject.org/yum/.
All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
--------------------------------------------------------------------------------
_______________________________________________
package-announce mailing list
Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.
https://admin.fedoraproject.org/mailman/listinfo/package-announce
--------------------------------------------------------------------------------
Fedora Update Notification
FEDORA-2011-9311
2011-07-13 18:48:12
--------------------------------------------------------------------------------
Name : squirrelmail
Product : Fedora 15
Version : 1.4.22
Release : 2.fc15
URL : http://www.squirrelmail.org/
Summary : webmail client written in php
Description :
SquirrelMail is a basic webmail package written in PHP4. It
includes built-in pure PHP support for the IMAP and SMTP protocols, and
all pages render in pure HTML 4.0 (with no JavaScript) for maximum
compatibility across browsers. It has very few requirements and is very
easy to configure and install.
--------------------------------------------------------------------------------
Update Information:
fixes:
- CVE-2011-2023 : Messages containing style tags with malicious script
attributes were being displayed without being sanitized
- CVE-2010-4555 : An attacker could use one of several small bugs in
SquirrelMail to inject malicious script into various pages or alter the contents
of user preferences
- CVE-2010-4554 : SquirrelMail is vulnerable to clickjacking attacks wherein
the entire application can be loaded in a frame that could overlay other
elements on top of SquirrelMail
--------------------------------------------------------------------------------
ChangeLog:
* Wed Jul 13 2011 Michal Hlavinka <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> - 1.4.22-2
- fix possible php warning
* Wed Jul 13 2011 Michal Hlavinka <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> - 1.4.22-1
- squirrelmail updated to 1.4.22
- fixes CVE-2010-4554, CVE-2010-4555, CVE-2011-2023
--------------------------------------------------------------------------------
References:
[ 1 ] Bug #720693 - CVE-2010-4554 SquirrelMail: Prone to clickjacking
attacks
https://bugzilla.redhat.com/show_bug.cgi?id=720693
[ 2 ] Bug #720694 - CVE-2010-4555 SquirrelMail: Multiple XSS flaws
https://bugzilla.redhat.com/show_bug.cgi?id=720694
[ 3 ] Bug #720695 - CVE-2011-2023 SquirrelMail: XSS in <style> tag handling
https://bugzilla.redhat.com/show_bug.cgi?id=720695
--------------------------------------------------------------------------------
This update can be installed with the "yum" update program. Use
su -c 'yum update squirrelmail' at the command line.
For more information, refer to "Managing Software with yum",
available at http://docs.fedoraproject.org/yum/.
All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
--------------------------------------------------------------------------------
_______________________________________________
package-announce mailing list
Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.
https://admin.fedoraproject.org/mailman/listinfo/package-announce
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