CVE-2007-1561
The channel driver in Asterisk before 1.2.17 and 1.4.x before 1.4.2 allows remote attackers to cause a denial of service (crash) via a SIP…
- 7.8HighCVSS base score
- 14.9%Exploitation in 30 daysEPSS · top 3.3% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
The channel driver in Asterisk before 1.2.17 and 1.4.x before 1.4.2 allows remote attackers to cause a denial of service (crash) via a SIP INVITE message with an SDP containing one valid and one invalid IP address.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- Asterisk 1.2.16/1.4.1 - SIP INVITE Remote Denial of Service (Exploit-DB entry) (opens in a new tab)
EDB-ID 3566dos, multiplepublished 25 Mar 2007Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
Published
- 17 years later
· 17 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 14.9% · top 3.3% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Affected products
n/a
- affected n/a
References
16
- 1017794 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 20070319 Asterisk SDP DOS vulnerability (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- 24564 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://asterisk.org/node/48339 (opens in a new tab)x_refsource_CONFIRMx_transferred
- SUSE-SA:2007:034 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 20070321 Two new DoS Vulnerabilities in Asterisk Fixed (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 23031 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- asterisk-sip-invite-dos(33068) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- GLSA-200704-01 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- 25582 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 24719 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://www.sineapps.com/news.php?rssid=1707 (opens in a new tab)x_refsource_CONFIRMx_transferred
- ADV-2007-1039 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- DSA-1358 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 34479 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- [VOIPSEC] 20070319 Asterisk SDP DOS vulnerability (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2007-1555 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2007-1561)Record last updated .