CVE-2007-4391
Heap-based buffer overflow in Kakadu kdu_v32m.dll in Yahoo! Messenger 8.1.0.413 allows remote attackers to cause a denial of service…
- 9.3HighCVSS base score
- 9.3%Exploitation in 30 daysEPSS · top 4.6% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Heap-based buffer overflow in Kakadu kdu_v32m.dll in Yahoo! Messenger 8.1.0.413 allows remote attackers to cause a denial of service (application crash) via a certain length field in JPEG2000 data, as demonstrated by sending an "invite to view my webcam" request, and then injecting a DLL into the attacker's peer Yahoo! Messenger application when this request is accepted.
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
- Yahoo! Messenger 8.1.0.413 - 'webcam' Remote Crash (Exploit-DB entry) (opens in a new tab)
EDB-ID 4335dos, windowspublished 29 Aug 2007Verified
- Yahoo! Messenger 8.1 - 'KDU_V32M.DLL' Remote Denial of Service (Exploit-DB entry) (opens in a new tab)
EDB-ID 30500dos, windowspublished 15 Aug 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)
- 9.3% · top 4.6% 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
10
- ADV-2007-2917 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- yahoo-messenger-webcam-bo(36115) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- VU#515968 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- http://www.avertlabs.com/research/blog/index.php/2007/08/15/more-on-the-yahoo-messenger-webcam-0day/ (opens in a new tab)x_refsource_MISCx_transferred
- http://www.team509.com/expyahoo.rar (opens in a new tab)x_refsource_MISCx_transferred
- 26501 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 25330 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 38221 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 1018586 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- https://www.xfocus.net/bbs/index.php?act=ST&f=2&t=64639&page=1#entry321749 (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-2007-4374 (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-2007-4391)Record last updated .