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Vulnerability record · CVE-2008-3264 · published 24 July 2008

CVE-2008-3264: Asterisk appliance developer kit improper authentication vulnerability

Asterisk · Asterisk Appliance Developer Kit

The FWDOWNL firmware-download implementation in Asterisk Open Source 1.0.x, 1.2.x before 1.2.30, and 1.4.x before 1.4.21.2; Business Edition A.x.x, B.x.x before B.2.5.4, and C.x.x before C.1.10.3; AsteriskNOW; Appliance Developer Kit 0.x.x; and s800i 1.0.x before 1.2.0.1 allows remote attackers to cause a denial of service (traffic amplification) via an IAX2 FWDOWNL request.

7.8 CVSS 2.0 High EPSS 3.4% · top 11.7% CWE-287 · Improper authentication
7.8CVSS 2.0 base score
3.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
22References
16 Jun 2026Last modified by NVD

Description

The FWDOWNL firmware-download implementation in Asterisk Open Source 1.0.x, 1.2.x before 1.2.30, and 1.4.x before 1.4.21.2; Business Edition A.x.x, B.x.x before B.2.5.4, and C.x.x before C.1.10.3; AsteriskNOW; Appliance Developer Kit 0.x.x; and s800i 1.0.x before 1.2.0.1 allows remote attackers to cause a denial of service (traffic amplification) via an IAX2 FWDOWNL request.

AV:N/AC:L/Au:N/C:N/I:N/A:C

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://downloads.digium.com/pub/security/AST-2008-011.html
http://secunia.com/advisories/31178 Vendor Advisory
http://secunia.com/advisories/31194
http://secunia.com/advisories/34982
http://security.gentoo.org/glsa/glsa-200905-01.xml
http://www.securityfocus.com/archive/1/494676/100/0/threaded
http://www.securityfocus.com/bid/30350
http://www.securitytracker.com/id?1020536
http://www.vupen.com/english/advisories/2008/2168/references
https://exchange.xforce.ibmcloud.com/vulnerabilities/43955
https://www.redhat.com/archives/fedora-package-announce/2008-July/msg00839.html
http://downloads.digium.com/pub/security/AST-2008-011.html
http://secunia.com/advisories/31178 Vendor Advisory
http://secunia.com/advisories/31194
http://secunia.com/advisories/34982
http://security.gentoo.org/glsa/glsa-200905-01.xml
http://www.securityfocus.com/archive/1/494676/100/0/threaded
http://www.securityfocus.com/bid/30350
http://www.securitytracker.com/id?1020536
http://www.vupen.com/english/advisories/2008/2168/references
https://exchange.xforce.ibmcloud.com/vulnerabilities/43955
https://www.redhat.com/archives/fedora-package-announce/2008-July/msg00839.html

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2008-3264), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.