CVE-2007-4938
Heap-based buffer overflow in libmpdemux/aviheader.c in MPlayer 1.0rc1 and earlier allows remote attackers to cause a denial of service…
- 7.6HighCVSS base score
- 16.0%Exploitation in 30 daysEPSS · top 3.1% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Heap-based buffer overflow in libmpdemux/aviheader.c in MPlayer 1.0rc1 and earlier allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a .avi file with certain large "indx truck size" and nEntriesInuse values, and a certain wLongsPerEntry value.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- MPlayer 1.0 - AVIHeader.C Heap Buffer Overflow (Exploit-DB entry) (opens in a new tab)
EDB-ID 30578dos, linuxpublished 12 Sept 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 | High7.6 | AV:N/AC:H/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 16.0% · top 3.1% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.6.
Affected products
n/a
- affected n/a
References
8
- 25648 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 3144 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- mplayer-avi-file-bo(36581) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 20070912 CAL-20070912-1 Multiple vendor produce handling AVI file vulnerabilities (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 27016 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 45940 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- http://www.vulnhunt.com/advisories/CAL-20070912-1_Multiple_vendor_produce_handling_AVI_file_vulnerabilities.txt (opens in a new tab)x_refsource_MISCx_transferred
- MDKSA-2007:192 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_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-2007-4919 (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-2007-4938)Record last updated .