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Fencer Intel
critical 9.3

CVE-2009-4863 json

Stack-based buffer overflow in UltraPlayer Media Player 2.112 allows remote attackers to execute arbitrary code via a long string in a .usk…

published 16y ago modified 4mo ago also EUVD-2009-4826

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.8%
EPSS 5.8% chance of exploitation in 30 days, percentile 93%
public exploits
1
Exploit-DB

Summary

Stack-based buffer overflow in UltraPlayer Media Player 2.112 allows remote attackers to execute arbitrary code via a long string in a .usk file.

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Timeline

  1. First public exploit (EDB-9368)
  2. Published

Exploit prediction

5.76% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-9368 UltraPlayer Media Player 2.112 - Local Buffer Overflow (PoC) dos, 2009-08-05
  • securityfocus.com http://www.securityfocus.com/bid/35956 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.