Vulnerabilities (CVE)

Filtered by vendor Asterisk Subscribe
Total 52 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2007-4521 1 Asterisk 1 Asterisk 2018-10-15 5.0 MEDIUM N/A
Asterisk Open Source 1.4.5 through 1.4.11, when configured to use an IMAP voicemail storage backend, allows remote attackers to cause a denial of service via an e-mail with an "invalid/corrupted" MIME body, which triggers a crash when the recipient listens to voicemail.
CVE-2009-0041 1 Asterisk 3 Asterisk Business Edition, Open Source, S800i Appliance 2018-10-11 5.0 MEDIUM N/A
IAX2 in Asterisk Open Source 1.2.x before 1.2.31, 1.4.x before 1.4.23-rc4, and 1.6.x before 1.6.0.3-rc2; Business Edition A.x.x, B.x.x before B.2.5.7, C.1.x.x before C.1.10.4, and C.2.x.x before C.2.1.2.1; and s800i 1.2.x before 1.3.0 responds differently to a failed login attempt depending on whether the user account exists, which allows remote attackers to enumerate valid usernames.
CVE-2008-5558 1 Asterisk 2 Asterisk Business Edition, Open Source 2018-10-11 4.3 MEDIUM N/A
Asterisk Open Source 1.2.26 through 1.2.30.3 and Business Edition B.2.3.5 through B.2.5.5, when realtime IAX2 users are enabled, allows remote attackers to cause a denial of service (crash) via authentication attempts involving (1) an unknown user or (2) a user using hostname matching.
CVE-2008-3263 1 Asterisk 1 Asterisk 2018-10-11 7.8 HIGH N/A
The IAX2 protocol 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 (call-number exhaustion and CPU consumption) by quickly sending a large number of IAX2 (IAX) POKE requests.
CVE-2008-3264 1 Asterisk 5 Asterisk Appliance Developer Kit, Asterisk Business Edition, Asterisknow and 2 more 2018-10-11 7.8 HIGH N/A
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.
CVE-2008-2119 1 Asterisk 2 Asterisk Business Edition, Open Source 2018-10-11 4.3 MEDIUM N/A
Asterisk Open Source 1.0.x and 1.2.x before 1.2.29 and Business Edition A.x.x and B.x.x before B.2.5.3, when pedantic parsing (aka pedanticsipchecking) is enabled, allows remote attackers to cause a denial of service (daemon crash) via a SIP INVITE message that lacks a From header, related to invocations of the ast_uri_decode function, and improper handling of (1) an empty const string and (2) a NULL pointer.
CVE-2008-1390 1 Asterisk 5 Asterisk, Asterisk Appliance Developer Kit, Asterisk Business Edition and 2 more 2018-10-11 9.3 HIGH N/A
The AsteriskGUI HTTP server in Asterisk Open Source 1.4.x before 1.4.19-rc3 and 1.6.x before 1.6.0-beta6, Business Edition C.x.x before C.1.6, AsteriskNOW before 1.0.2, Appliance Developer Kit before revision 104704, and s800i 1.0.x before 1.1.0.2 generates insufficiently random manager ID values, which makes it easier for remote attackers to hijack a manager session via a series of ID guesses.
CVE-2008-1332 1 Asterisk 6 Asterisk, Asterisk Appliance Developer Kit, Asterisk Business Edition and 3 more 2018-10-11 8.8 HIGH N/A
Unspecified vulnerability in Asterisk Open Source 1.2.x before 1.2.27, 1.4.x before 1.4.18.1 and 1.4.19-rc3; Business Edition A.x.x, B.x.x before B.2.5.1, and C.x.x before C.1.6.2; AsteriskNOW 1.0.x before 1.0.2; Appliance Developer Kit before 1.4 revision 109393; and s800i 1.0.x before 1.1.0.2; allows remote attackers to access the SIP channel driver via a crafted From header.
CVE-2008-1333 1 Asterisk 1 Open Source 2018-10-11 5.8 MEDIUM N/A
Format string vulnerability in Asterisk Open Source 1.6.x before 1.6.0-beta6 might allow remote attackers to execute arbitrary code via logging messages that are not properly handled by (1) the ast_verbose logging API call, or (2) the astman_append function.
CVE-2008-1289 1 Asterisk 5 Asterisk Appliance Developer Kit, Asterisk Business Edition, Asterisknow and 2 more 2018-10-11 7.5 HIGH N/A
Multiple buffer overflows in Asterisk Open Source 1.4.x before 1.4.18.1 and 1.4.19-rc3, Open Source 1.6.x before 1.6.0-beta6, Business Edition C.x.x before C.1.6.1, AsteriskNOW 1.0.x before 1.0.2, Appliance Developer Kit before 1.4 revision 109386, and s800i 1.1.x before 1.1.0.2 allow remote attackers to (1) write a zero to an arbitrary memory location via a large RTP payload number, related to the ast_rtp_unset_m_type function in main/rtp.c; or (2) write certain integers to an arbitrary memory location via a large number of RTP payloads, related to the process_sdp function in channels/chan_sip.c.
CVE-2010-0441 1 Asterisk 1 Asterisk 2018-10-10 5.0 MEDIUM N/A
Asterisk Open Source 1.6.0.x before 1.6.0.22, 1.6.1.x before 1.6.1.14, and 1.6.2.x before 1.6.2.2, and Business Edition C.3 before C.3.3.2, allows remote attackers to cause a denial of service (daemon crash) via an SIP T.38 negotiation with an SDP FaxMaxDatagram field that is (1) missing, (2) modified to contain a negative number, or (3) modified to contain a large number.
CVE-2011-4063 1 Asterisk 1 Open Source 2018-10-09 6.8 MEDIUM N/A
chan_sip.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.7.1 and 10.x before 10.0.0-rc1 does not properly initialize variables during request parsing, which allows remote authenticated users to cause a denial of service (daemon crash) via a malformed request.
CVE-2012-2415 1 Asterisk 1 Open Source 2017-12-14 6.5 MEDIUM N/A
Heap-based buffer overflow in chan_skinny.c in the Skinny channel driver in Asterisk Open Source 1.6.2.x before 1.6.2.24, 1.8.x before 1.8.11.1, and 10.x before 10.3.1 allows remote authenticated users to cause a denial of service or possibly have unspecified other impact via a series of KEYPAD_BUTTON_MESSAGE events.
CVE-2012-2414 1 Asterisk 1 Open Source 2017-12-14 6.5 MEDIUM N/A
main/manager.c in the Manager Interface in Asterisk Open Source 1.6.2.x before 1.6.2.24, 1.8.x before 1.8.11.1, and 10.x before 10.3.1 and Asterisk Business Edition C.3.x before C.3.7.4 does not properly enforce System class authorization requirements, which allows remote authenticated users to execute arbitrary commands via (1) the originate action in the MixMonitor application, (2) the SHELL and EVAL functions in the GetVar manager action, or (3) the SHELL and EVAL functions in the Status manager action.
CVE-2012-2416 1 Asterisk 1 Open Source 2017-12-14 6.5 MEDIUM N/A
chan_sip.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.11.1 and 10.x before 10.3.1 and Asterisk Business Edition C.3.x before C.3.7.4, when the trustrpid option is enabled, allows remote authenticated users to cause a denial of service (daemon crash) by sending a SIP UPDATE message that triggers a connected-line update attempt without an associated channel.
CVE-2008-5744 1 Asterisk 1 Zaptel 2017-08-08 7.2 HIGH N/A
Array index error in the dahdi/tor2.c driver in Zaptel (aka DAHDI) 1.4.11 and earlier allows local users in the dialout group to overwrite an integer value in kernel memory by writing to /dev/zap/ctl, related to an incorrect tor2 patch for CVE-2008-5396 that uses the wrong variable in a range check against the value of lc->sync.
CVE-2008-3903 2 Asterisk, Trixbox 2 P B X, Pbx 2017-08-08 3.5 LOW N/A
Asterisk Open Source 1.2.x before 1.2.32, 1.4.x before 1.4.24.1, and 1.6.0.x before 1.6.0.8; Asterisk Business Edition A.x.x, B.x.x before B.2.5.8, C.1.x.x before C.1.10.5, and C.2.x.x before C.2.3.3; s800i 1.3.x before 1.3.0.2; and Trixbox PBX 2.6.1, when Digest authentication and authalwaysreject are enabled, generates different responses depending on whether a SIP username is valid, which allows remote attackers to enumerate valid usernames.
CVE-2008-1923 1 Asterisk 5 Asterisk Appliance Developer Kit, Asterisk Business Edition, Asterisknow and 2 more 2017-08-08 7.1 HIGH N/A
The IAX2 channel driver (chan_iax2) in Asterisk 1.2 before revision 72630 and 1.4 before revision 65679, when configured to allow unauthenticated calls, sends "early audio" to an unverified source IP address of a NEW message, which allows remote attackers to cause a denial of service (traffic amplification) via a spoofed NEW message.
CVE-2007-5488 1 Asterisk 1 Asterisk-addons 2017-07-29 7.5 HIGH N/A
Multiple SQL injection vulnerabilities in cdr_addon_mysql in Asterisk-Addons before 1.2.8, and 1.4.x before 1.4.4, allow remote attackers to execute arbitrary SQL commands via the (1) source and (2) destination numbers, and probably (3) SIP URI, when inserting a record.
CVE-2007-4280 1 Asterisk 4 Asterisk, Asterisk Appliance Developer Kit, Asterisknow and 1 more 2017-07-29 3.5 LOW N/A
The Skinny channel driver (chan_skinny) in Asterisk Open Source before 1.4.10, AsteriskNOW before beta7, Appliance Developer Kit before 0.7.0, and Appliance s800i before 1.0.3 allows remote authenticated users to cause a denial of service (application crash) via a CAPABILITIES_RES_MESSAGE packet with a capabilities count larger than the capabilities_res_message array population.