CVE-2007-2856
Buffer overflow in the Dart Communications PowerTCP ZIP Compression ActiveX control in DartZip.dll 1.8.5.3, when Internet Explorer 6 is…
- 9.3HighCVSS base score
- 7.2%Exploitation in 30 daysEPSS · top 5.7% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Buffer overflow in the Dart Communications PowerTCP ZIP Compression ActiveX control in DartZip.dll 1.8.5.3, when Internet Explorer 6 is used, allows user-assisted remote attackers to execute arbitrary code via a long first argument to the QuickZip function, a related issue to CVE-2007-2855.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list 2 Exploit-DB entries for it.
Show the exploits2
Exploit-DB2 entries
- Dart Communications PowerTCP - ZIP Compression Remote Buffer Overflow (Exploit-DB entry) (opens in a new tab)
EDB-ID 3984remote, windowspublished 25 May 2007Verified
- Dart Communications PowerTCP - Service Control Remote Buffer Overflow (Exploit-DB entry) (opens in a new tab)
EDB-ID 3982remote, windowspublished 24 May 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 | High9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 7.2% · top 5.7% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.
Affected products
n/a
- affected n/a
References
8
- 20070525 IE 6 / Dart Communications PowerTCP ZIP Compression Control (DartZip.dll 1.8.5.3) remote buffer overflow (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 38111 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 24163 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- powertcp-service-activex-bo(34494) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 20070524 Dart Communications PowerTCP Service Control (DartService.dll 3.1.3.3) remote buffer overflow (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- powertcp-compression-bo(34520) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 24142 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://retrogod.altervista.org/ie_DartZip_bof.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-2007-2848 (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-2007-2856)Record last updated .