Vulnerability identifier: #VU45156

Vulnerability risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2010-1675

CWE-ID: CWE-399

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Quagga
Server applications / Other server solutions

Vendor: quagga.net

Description

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

bgpd in Quagga before 0.99.18 allows remote attackers to cause a denial of service (session reset) via a malformed AS_PATHLIMIT path attribute.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Quagga: 0.95 - 0.99.16

---

External links
http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2011-12/msg00009.html
http://secunia.com/advisories/43499
http://secunia.com/advisories/43770
http://secunia.com/advisories/48106
http://security.gentoo.org/glsa/glsa-201202-02.xml
http://www.debian.org/security/2011/dsa-2197
http://www.mandriva.com/security/advisories?name=MDVSA-2011:058
http://www.osvdb.org/71258
http://www.quagga.net/news2.php?y=2011&m=3&d=21#id1300723200
http://www.securityfocus.com/bid/46943
http://www.vupen.com/english/advisories/2011/0711
http://bugzilla.redhat.com/show_bug.cgi?id=654614
http://exchange.xforce.ibmcloud.com/vulnerabilities/66212

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.