Dvije ranjivosti uklonjene su u novoj zakrpi za paket Curl. Zlonamjerni korisnik bi mogao iskoristiti propuste za izvođenje MITM (eng. Man In The Middle) napada te otkrivanje osjetljivih informacija.
Paket:
curl 7.x
Operacijski sustavi:
Mandriva Linux 2010.1, Mandriva Linux 2011
Kritičnost:
4.3
Problem:
neodgovarajuća provjera ulaznih podataka, pogreška u programskoj komponenti
Iskorištavanje:
lokalno/udaljeno
Posljedica:
otkrivanje osjetljivih informacija
Rješenje:
programska zakrpa proizvođača
CVE:
CVE-2011-3389, CVE-2012-0036
Izvorni ID preporuke:
MDVSA-2012:058
Izvor:
Mandriva
Problem:
Ranjivost je uzrokovana nedovoljnim provjeravanjem SSL (eng. Secure Socket Layer) certifikata te nedovoljnom provjerom ulaznih podataka pri obradi URL (eng. Uniform Resource Locator) nizova.
Posljedica:
Zlonamjerni korisnik bi mogao iskoristiti propuste za izvođenje MITM (eng. Man In The Middle) napada odnosno presretanje osjetljivih informacija.
Rješenje:
Svim se korisnicima savjetuje instalacija nadogradnji te pregled originalnog teksta preporuke za više informacija.
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
_______________________________________________________________________
Mandriva Linux Security Advisory MDVSA-2012:058
http://www.mandriva.com/security/
_______________________________________________________________________
Package : curl
Date : April 13, 2012
Affected: 2010.1, 2011.
_______________________________________________________________________
Problem Description:
Multiple vulnerabilities has been found and corrected in curl:
curl is vulnerable to a SSL CBC IV vulnerability when built to use
OpenSSL for the SSL/TLS layer. A work-around has been added to mitigate
the problem (CVE-2011-3389).
curl is vulnerable to a data injection attack for certain protocols
through control characters embedded or percent-encoded in URLs
(CVE-2012-0036).
The updated packages have been patched to correct these issues.
_______________________________________________________________________
References:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3389
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-0036
http://curl.haxx.se/docs/adv_20120124B.html
http://thread.gmane.org/gmane.comp.web.curl.library/34659
http://curl.haxx.se/libcurl/c/curl_easy_setopt.html#CURLOPTSSLOPTIONS
http://curl.haxx.se/docs/manpage.html#--ssl-allow-beast
http://curl.haxx.se/docs/adv_20120124.html
_______________________________________________________________________
Updated Packages:
Mandriva Linux 2010.1:
2bdc2242df0233c3e0b3b259d772decc
2010.1/i586/curl-7.20.1-2.2mdv2010.2.i586.rpm
514a3c248b06b1003ca879a2f6836fd6
2010.1/i586/curl-examples-7.20.1-2.2mdv2010.2.i586.rpm
94af6abc58dc950e22d109f054ec970b
2010.1/i586/libcurl4-7.20.1-2.2mdv2010.2.i586.rpm
12d9e5f39c9617da8a0e795820e7b4d5
2010.1/i586/libcurl-devel-7.20.1-2.2mdv2010.2.i586.rpm
4a4a0081446bd7b7ea0ca5c2597af8d4
2010.1/SRPMS/curl-7.20.1-2.2mdv2010.2.src.rpm
Mandriva Linux 2010.1/X86_64:
0319e4b64c85f421fd234aa60e795e0a
2010.1/x86_64/curl-7.20.1-2.2mdv2010.2.x86_64.rpm
e27cc075785a8920d1ef3e3cd7550b63
2010.1/x86_64/curl-examples-7.20.1-2.2mdv2010.2.x86_64.rpm
6bc1a150e02f3d6315e2a69c106aedd8
2010.1/x86_64/lib64curl4-7.20.1-2.2mdv2010.2.x86_64.rpm
834d8fa9140bbc8e157f897a4dda3567
2010.1/x86_64/lib64curl-devel-7.20.1-2.2mdv2010.2.x86_64.rpm
4a4a0081446bd7b7ea0ca5c2597af8d4
2010.1/SRPMS/curl-7.20.1-2.2mdv2010.2.src.rpm
Mandriva Linux 2011:
6445b9b47ca90ff11912a6793a2f4fb9 2011/i586/curl-7.21.7-1.1-mdv2011.0.i586.rpm
d0b92983656b8629903f9bf2bbfbc43b
2011/i586/curl-examples-7.21.7-1.1-mdv2011.0.i586.rpm
2bc028afacef4e47af3597d71b594fd7
2011/i586/libcurl4-7.21.7-1.1-mdv2011.0.i586.rpm
28dc517658b4b5e0d9e2204da6b2d603
2011/i586/libcurl-devel-7.21.7-1.1-mdv2011.0.i586.rpm
2194276240c12c866c31fba743ea9ee4 2011/SRPMS/curl-7.21.7-1.1.src.rpm
Mandriva Linux 2011/X86_64:
8566de165a109b88c211731f84d5279a
2011/x86_64/curl-7.21.7-1.1-mdv2011.0.x86_64.rpm
1a9dcb47bb78ebcff2c2242be198c59f
2011/x86_64/curl-examples-7.21.7-1.1-mdv2011.0.x86_64.rpm
9b75a29092361b8f7c9d6ffebb6cec48
2011/x86_64/lib64curl4-7.21.7-1.1-mdv2011.0.x86_64.rpm
82b79d8ba65b018eb34d35ad3a1cb643
2011/x86_64/lib64curl-devel-7.21.7-1.1-mdv2011.0.x86_64.rpm
2194276240c12c866c31fba743ea9ee4 2011/SRPMS/curl-7.21.7-1.1.src.rpm
_______________________________________________________________________
To upgrade automatically use MandrivaUpdate or urpmi. The verification
of md5 checksums and GPG signatures is performed automatically for you.
All packages are signed by Mandriva for security. You can obtain the
GPG public key of the Mandriva Security Team by executing:
gpg --recv-keys --keyserver pgp.mit.edu 0x22458A98
You can view other update advisories for Mandriva Linux at:
http://www.mandriva.com/security/advisories
If you want to report vulnerabilities, please contact
security_(at)_mandriva.com
_______________________________________________________________________
Type Bits/KeyID Date User ID
pub 1024D/22458A98 2000-07-10 Mandriva Security Team
<security*mandriva.com>
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