Unrated severityNVD Advisory· Published Aug 22, 2007· Updated Jun 16, 2026
CVE-2007-4455
CVE-2007-4455
Description
The SIP channel driver (chan_sip) in Asterisk Open Source 1.4.x before 1.4.11, AsteriskNOW before beta7, Asterisk Appliance Developer Kit 0.x before 0.8.0, and s800i (Asterisk Appliance) 1.x before 1.0.3 allows remote attackers to cause a denial of service (memory exhaustion) via a SIP dialog that causes a large number of history entries to be created.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
7- cpe:2.3:a:asterisk:asterisk_appliance_developer_kit:*:*:*:*:*:*:*:*Range: <=0.7
cpe:2.3:a:asterisk:asterisknow:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:asterisk:asterisknow:*:*:*:*:*:*:*:*range: <=beta_6
- (no CPE)range: <beta7
- Range: <0.8.0
- Range: <1.4.11
Patches
Vulnerability mechanics
References
8- downloads.digium.com/pub/asa/AST-2007-020.htmlnvd
- seclists.org/fulldisclosure/2007/Aug/0393.htmlnvd
- secunia.com/advisories/26553nvd
- securityreason.com/securityalert/3047nvd
- www.securityfocus.com/bid/25392nvd
- www.securitytracker.com/idnvd
- www.vupen.com/english/advisories/2007/2953nvd
- exchange.xforce.ibmcloud.com/vulnerabilities/36145nvd
News mentions
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