Kod programskog paketa quagga uočen je i ispravljen sigurnosni propust. Udaljeni napadač može ga iskoristiti za izvođenje napada uskraćivanjem usluge (eng. Denial of Service attack).
Paket:
quagga 0.x
Operacijski sustavi:
Debian Linux 6.0 (squeeze), Debian Linux sid (unstable), Debian Linux wheezy (testing)
Problem:
pogreška u programskoj funkciji
Iskorištavanje:
udaljeno
Posljedica:
uskraćivanje usluga (DoS)
Rješenje:
programska zakrpa proizvođača
CVE:
CVE-2012-1820
Izvorni ID preporuke:
DSA-2497-1
Izvor:
Debian
Problem:
Propust je posljedica pogreške u funkciji "bgp_capability_orf" kod obrade BGP OPEN poruke.
Posljedica:
Propust je moguće iskoristiti za izvođenje DoS napada.
Rješenje:
Rješenje problema sigurnosti je nadogradnja paketa na novije inačice.
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Debian Security Advisory DSA-2497-1 Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.
http://www.debian.org/security/ Florian Weimer
June 20, 2012 http://www.debian.org/security/faq
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Package : quagga
Vulnerability : denial of service
Problem type : remote
Debian-specific: no
CVE ID : CVE-2012-1820
Debian Bug : 676510
It was discovered that Quagga, a routing daemon, contains a
vulnerability in processing the ORF capability in BGP OPEN messages.
A malformed OPEN message from a previously configured BGP peer could
cause bgpd to crash, causing a denial of service.
For the stable distribution (squeeze), this problem has been fixed in
version 0.99.20.1-0+squeeze3.
For the testing distribution (wheezy) and the unstable distribution
(sid), this problem has been fixed in version 0.99.21-3.
We recommend that you upgrade your quagga packages.
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: http://www.debian.org/security/
Mailing list: Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.
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