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Vulnerability details: VCID-5211-bpr9-nqaf
Vulnerability ID VCID-5211-bpr9-nqaf
Aliases CVE-2007-2293
Summary Multiple stack-based buffer overflows in the process_sdp function in chan_sip.c of the SIP channel T.38 SDP parser in Asterisk before 1.4.3 allow remote attackers to execute arbitrary code via a long (1) T38FaxRateManagement or (2) T38FaxUdpEC SDP parameter in an SIP message, as demonstrated using SIP INVITE.
Status Published
Exploitability 2.0
Weighted Severity 6.8
Risk 10.0
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
epss 0.49577 https://api.first.org/data/v1/epss?cve=CVE-2007-2293
epss 0.49577 https://api.first.org/data/v1/epss?cve=CVE-2007-2293
epss 0.49577 https://api.first.org/data/v1/epss?cve=CVE-2007-2293
epss 0.49577 https://api.first.org/data/v1/epss?cve=CVE-2007-2293
epss 0.49577 https://api.first.org/data/v1/epss?cve=CVE-2007-2293
epss 0.49577 https://api.first.org/data/v1/epss?cve=CVE-2007-2293
epss 0.49577 https://api.first.org/data/v1/epss?cve=CVE-2007-2293
epss 0.49577 https://api.first.org/data/v1/epss?cve=CVE-2007-2293
epss 0.49577 https://api.first.org/data/v1/epss?cve=CVE-2007-2293
cvssv2 7.6 https://nvd.nist.gov/vuln/detail/CVE-2007-2293
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2007-2293
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-2293
http://secunia.com/advisories/24977
http://securityreason.com/securityalert/2645
https://exchange.xforce.ibmcloud.com/vulnerabilities/33895
http://www.asterisk.org/files/ASA-2007-010.pdf
http://www.osvdb.org/35368
http://www.securityfocus.com/archive/1/466883/100/0/threaded
http://www.securityfocus.com/archive/1/472804/100/0/threaded
http://www.securityfocus.com/bid/23648
http://www.securitytracker.com/id?1017951
http://www.securitytracker.com/id?1018337
http://www.vupen.com/english/advisories/2007/1534
cpe:2.3:a:asterisk:asterisk:1.4.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:asterisk:asterisk:1.4.1:*:*:*:*:*:*:*
cpe:2.3:a:asterisk:asterisk:1.4.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:asterisk:asterisk:1.4.2:*:*:*:*:*:*:*
cpe:2.3:a:asterisk:asterisk:1.4_beta:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:asterisk:asterisk:1.4_beta:*:*:*:*:*:*:*
CVE-2007-2293 https://nvd.nist.gov/vuln/detail/CVE-2007-2293
CVE-2007-2293;OSVDB-35368 Exploit https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/multiple/dos/29900.txt
CVE-2007-2293;OSVDB-35368 Exploit https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/multiple/dos/29901.txt
CVE-2007-2293;OSVDB-35368 Exploit https://www.securityfocus.com/bid/23648/info
Data source Exploit-DB
Date added March 21, 2007
Description Asterisk 1.4 SIP T.38 SDP - Parsing Remote Stack Buffer Overflow (PoC) (2)
Ransomware campaign use Known
Source publication date March 21, 2007
Exploit type dos
Platform multiple
Source update date Nov. 29, 2013
Source URL https://www.securityfocus.com/bid/23648/info
Vector: AV:N/AC:H/Au:N/C:C/I:C/A:C Found at https://nvd.nist.gov/vuln/detail/CVE-2007-2293
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Exploit Prediction Scoring System (EPSS)
Percentile 0.97778
EPSS Score 0.49577
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T16:30:18.604476+00:00 Debian Oval Importer Import https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2 38.0.0