CVE-2009-3709
Stack-based buffer overflow in the Meta Content Optimizer in Konae Technologies Alleycode HTML Editor 2.21 allows user-assisted remote…
- 9.3HighCVSS base score
- 5.9%Exploitation in 30 daysEPSS · top 6.7% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Stack-based buffer overflow in the Meta Content Optimizer in Konae Technologies Alleycode HTML Editor 2.21 allows user-assisted remote attackers to execute arbitrary code via a long value in a TITLE tag.
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
- Alleycode HTML Editor 2.2.1 - Local Buffer Overflow (Exploit-DB entry) (opens in a new tab)
EDB-ID 9866local, windowspublished 29 Oct 2009Verified
- Alleycode 2.21 - Local Overflow (SEH) (Exploit-DB entry) (opens in a new tab)
EDB-ID 9991local, windowspublished 5 Oct 2009Verified
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
- 15 years later
· 15 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)
- 5.9% · top 6.7% of all CVEs (11 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
References4
- http://packetstormsecurity.org/0910-exploits/alleycode-overflow.txt (opens in a new tab)x_refsource_MISCx_transferred
- 58649 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 36940 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 20091005 AlleyCode SEH overflow POC‏‏ (opens in a new tab)mailing-listx_refsource_BUGTRAQx_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-2009-3682 (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-2009-3709)Record last updated .