Buffer overflow in TeamSpeak Client 3.0.14 and earlier allows remote authenticated users to cause a denial of service (application crash) by connecting to a channel with a different client instance, and placing crafted data in the Chat/Server tab with two \\ (backslash) characters, a digit, a \ (backslash) character, and "z" in a series of nested img BBCODE tags
Published Jan 8, 2018
6.5
MEDIUMCVSS 3.0
EPSS 10.97%
Description
Buffer overflow in TeamSpeak Client 3.0.14 and earlier allows remote authenticated users to cause a denial of service (application crash) by connecting to a channel with a different client instance, and placing crafted data in the Chat/Server tab with two \\ (backslash) characters, a digit, a \ (backslash) character, and "z" in a series of nested img BBCODE tags.
Affected products
No data.
- ≤ 3.0.14
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
AV:N/AC:L/Au:S/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (23 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 10.97% (0.10970) | 95.77th | v5 (v2026.06.15) |
| Sep 22, 2026 | 10.97% (0.10970) | 95.69th | v5 (v2026.06.15) |
| Sep 21, 2026 | 9.39% (0.09391) | 95.24th | v5 (v2026.06.15) |
| Sep 6, 2026 | 10.97% (0.10970) | 95.59th | v5 (v2026.06.15) |
| Sep 5, 2026 | 9.39% (0.09391) | 95.13th | v5 (v2026.06.15) |
| Aug 30, 2026 | 10.97% (0.10970) | 95.57th | v5 (v2026.06.15) |
| Aug 28, 2026 | 9.39% (0.09391) | 95.10th | v5 (v2026.06.15) |
| Aug 24, 2026 | 10.97% (0.10970) | 95.54th | v5 (v2026.06.15) |
| Aug 23, 2026 | 9.39% (0.09391) | 95.09th | v5 (v2026.06.15) |
| Jun 15, 2026 | 11.17% (0.11174) | 95.37th | v5 (v2026.06.15) |
| May 2, 2025 | 12.10% (0.12099) | 93.44th | v4 (v2025.03.14) |
| Apr 7, 2025 | 15.59% (0.15586) | 94.13th | v4 (v2025.03.14) |
| Mar 30, 2025 | 18.48% (0.18479) | 94.72th | v4 (v2025.03.14) |
| Mar 29, 2025 | 17.17% (0.17174) | 91.74th | v4 (v2025.03.14) |
| Mar 17, 2025 | 18.48% (0.18479) | 94.75th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.39% (0.00388) | 74.07th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.39% (0.00388) | 72.49th | v3 (v2023.03.01) |
| Jun 1, 2023 | 0.39% (0.00388) | 69.35th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.47% (0.00470) | 71.75th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.13% (0.01132) | 56.11th | v2 (v2022.01.01) |
| Sep 22, 2022 | 1.13% (0.01132) | 54.59th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.13% (0.01132) | 52.58th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.13% (0.01132) | 30.65th | v2 (v2022.01.01) |
References (5)
- http://packetstormsecurity.com/files/128571/TeamSpeak-Client-3.0.14-Buffer-Overflow.html x_refsource_MISCExploitThird Party AdvisoryVDB Entry
- http://r4p3.net/forum/reverse-engineering/38/teamspeak-3-exploit-bb-code-freeze-crash-not-responding/905/ x_refsource_MISCBroken Link
- http://r4p3.net/public/ts3bbcodefreeze.txt x_refsource_MISCBroken Link
- http://www.securityfocus.com/bid/70219 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/96890 vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/128571/TeamSpeak-Client-3.0.14-Buffer-Overflow.html | x_refsource_MISCExploitThird Party AdvisoryVDB Entry | |
| http://r4p3.net/forum/reverse-engineering/38/teamspeak-3-exploit-bb-code-freeze-crash-not-responding/905/ | x_refsource_MISCBroken Link | |
| http://r4p3.net/public/ts3bbcodefreeze.txt | x_refsource_MISCBroken Link | |
| http://www.securityfocus.com/bid/70219 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/96890 | vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.