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Fencer Intel
critical 9.3

CVE-2011-1525 in the critical feed json

Heap-based buffer overflow in rvrender.dll in RealNetworks RealPlayer 11.0 through 11.1 and 14.0.0 through 14.0.2, and RealPlayer SP 1.0 th…

published 2011-04-06 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-1526

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
11.9%
EPSS 11.9% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

Heap-based buffer overflow in rvrender.dll in RealNetworks RealPlayer 11.0 through 11.1 and 14.0.0 through 14.0.2, and RealPlayer SP 1.0 through 1.1.5, allows remote attackers to execute arbitrary code via a crafted frame in an Internet Video Recording (IVR) file.

Timeline

  1. First public exploit (EDB-17019)
  2. Published

Exploit prediction

11.91% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-17019 RealPlayer 14.0.1.633 - Heap Overflow dos, 2011-03-21
  • aluigi.org http://aluigi.org/adv/real_5-adv.txt referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/46946 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.