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CVE-2005-1766

16
FAUCET Score

CVE-2005-1766 describes a heap-based buffer overflow vulnerability in RealPlayer versions 10.5 and earlier on Windows and Linux. This flaw allows remote attackers to execute arbitrary code by crafting a malicious RealMedia file containing an excessively long RealText string, often within an SMIL file. With a CVSS score of 5.1, this vulnerability has a network attack vector and high attack complexity, potentially leading to partial confidentiality, integrity, and availability compromise. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 10.0.5CPE matchmatch criteria
cpe:2.3:a:realnetworks:realplayer:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.1MEDIUM

AV:N/AC:H/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
4.9
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.11%
Probability of exploitation in next 30 days
EPSS Percentile
89.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0411 is in the 86th percentile among its peer group of 19,958 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

debianpatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Desktop version 3 Extras
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Desktop version 4 Extras
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: HelixPlayer-1:1.0.5-0.EL4.1
View patch

Vendor Advisories (1)

redhatCVE-2005-1766Critical

security flaw

Jun 23, 2005

References

secunia.com / advisories/16981
service.real.com / help/faq/security/050623_player/EN
Patch
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9509
debian.org / security/2005/dsa-826
PatchVendor Advisory
idefense.com / application/poi/display
Vendor Advisory
novell.com / linux/security/advisories/2005_37_real_player.html
redhat.com / support/errata/RHSA-2005-517.html
redhat.com / support/errata/RHSA-2005-523.html
Vendor Advisory