Vulnerability Details : CVE-2008-0095
Potential exploit
The SIP channel driver in Asterisk Open Source 1.4.x before 1.4.17, Business Edition before C.1.0-beta8, AsteriskNOW before beta7, Appliance Developer Kit before Asterisk 1.4 revision 95946, and Appliance s800i 1.0.x before 1.0.3.4 allows remote attackers to cause a denial of service (daemon crash) via a BYE message with an Also (Also transfer) header, which triggers a NULL pointer dereference.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2008-0095
- cpe:2.3:a:asterisk:asterisknow:*:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:asterisk_appliance_developer_kit:*:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:s800i:*:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:asterisk_business_edition:*:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2008-0095
31.36%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 96 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2008-0095
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
CWE ids for CVE-2008-0095
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2008-0095
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http://downloads.digium.com/pub/security/AST-2008-001.html
Index of /pub/security/Patch
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http://bugs.digium.com/view.php?id=11637
Patch
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http://www.vupen.com/english/advisories/2008/0019
Site en construction
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http://secunia.com/advisories/28299
About Secunia Research | Flexera
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https://exchange.xforce.ibmcloud.com/vulnerabilities/39361
Asterisk BYE/Also transfer method denial of service CVE-2008-0095 Vulnerability Report
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http://secunia.com/advisories/28312
About Secunia Research | FlexeraPatch;Vendor Advisory
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https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00167.html
[SECURITY] Fedora 8 Update: asterisk-1.4.17-1.fc8
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http://www.securitytracker.com/id?1019152
Access Denied
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http://securityreason.com/securityalert/3520
Crash from transfer using BYE with Also header - CXSecurity.com
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http://www.securityfocus.com/bid/27110
Exploit;Patch
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http://www.securityfocus.com/archive/1/485727/100/0/threaded
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https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00166.html
[SECURITY] Fedora 7 Update: asterisk-1.4.17-1.fc7
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