CVE-2014-7221
TeamSpeak Client 3.0.14 and earlier allows remote authenticated users to cause a denial of service (buffer overflow and application crash)…
- 6.5MediumCVSS base score
- 11.0%Exploitation in 30 daysEPSS · top 4.1% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
TeamSpeak Client 3.0.14 and earlier allows remote authenticated users to cause a denial of service (buffer overflow and application crash) by connecting to a channel with a different client instance, and placing crafted data in the Chat/Server tab containing [img]//http:// substrings.
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
- TeamSpeak Client 3.0.14 - Buffer Overflow (Exploit-DB entry) (opens in a new tab)
EDB-ID 34857dos, windowspublished 2 Oct 2014Verified
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
- 3 years later
· 3 years later
Published
- 7 years later
· 7 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 | 3.0 | Medium6.5 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 11.0% · top 4.1% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Affected products
n/a
- affected n/a
References
5
- 70219 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- teamspeakclient-cve20147221-bo(96889) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://r4p3.net/forum/reverse-engineering/38/teamspeak-3-exploit-bb-code-freeze-crash-not-responding/905 (opens in a new tab)x_refsource_MISCx_transferred
- http://r4p3.net/public/ts3bbcodefreeze.txt (opens in a new tab)x_refsource_MISCx_transferred
- https://packetstormsecurity.com/files/128571/TeamSpeak-Client-3.0.14-Buffer-Overflow.html (opens in a new tab)x_refsource_MISCx_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-2014-7093 (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-2014-7221)Record last updated .