Directory traversal vulnerability in Shanghai TopCMM 123 Flash Chat Server Software 5.1 allows attackers to create or overwrite arbitrary files on the server via ".." (dot dot) sequences in the username field
Published Jan 16, 2006
5.0
MEDIUMCVSS 2.0
EPSS 1.62%
Description
Directory traversal vulnerability in Shanghai TopCMM 123 Flash Chat Server Software 5.1 allows attackers to create or overwrite arbitrary files on the server via ".." (dot dot) sequences in the username field.
Affected products
No data.
- 5.0
- 5.1
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.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:P/A:N
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 2, 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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.62% (0.01621) | 75.23th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.63% (0.01625) | 72.95th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.60% (0.01596) | 80.40th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.32% (0.00316) | 71.26th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.32% (0.00316) | 69.58th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.36% (0.00356) | 67.62th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.11% (0.01108) | 53.57th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.11% (0.01108) | 51.54th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
References (6)
- http://secunia.com/advisories/18455 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.123flashchat.com/flash-chat-server-v512.html x_refsource_MISCPatch
- http://www.osvdb.org/22440 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/bid/16235 vdb-entryx_refsource_BIDPatch
- http://www.vupen.com/english/advisories/2006/0198 vdb-entryx_refsource_VUPENVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/24137 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/18455 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www.123flashchat.com/flash-chat-server-v512.html | x_refsource_MISCPatch | |
| http://www.osvdb.org/22440 | vdb-entryx_refsource_OSVDB | |
| http://www.securityfocus.com/bid/16235 | vdb-entryx_refsource_BIDPatch | |
| http://www.vupen.com/english/advisories/2006/0198 | vdb-entryx_refsource_VUPENVendor Advisory | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/24137 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.