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CVE-2004-0387

20
FAUCET Score

CVE-2004-0387 describes a stack-based buffer overflow vulnerability within the RT3 plugin used by RealPlayer 8, RealOne Player, RealOne Player 10 beta, and RealOne Player Enterprise. This flaw allows remote attackers to execute arbitrary code by enticing a user to open a specially crafted .R3T file. The vulnerability has a CVSS score of 5.1, indicating a medium severity, with a high attack complexity but potential for partial impact on confidentiality, integrity, and availability. While there is no evidence of active exploitation, public exploit code, or Metasploit modules, the CVE has garnered significant community discussion with over 10 mentions, suggesting awareness and potential interest.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:realnetworks:realone_player:*:*:*:*:*:*:*:*
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:realnetworks:realone_player:*:*:enterprise:*:*:*:*:*
10_betaCPE matchmatch criteria
cpe:2.3:a:realnetworks:realone_player:10_beta:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:a:realnetworks:realplayer:8.0:*:*:*:*:*:*:*

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
3.25%
Probability of exploitation in next 30 days
EPSS Percentile
87.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0325 is in the 81st percentile among its peer group of 19,956 CVEs.

Social Chatter

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 (1)

redhatpatch availablevia redhat_api
Product: Red Hat Desktop version 3 Extras
View patch

Vendor Advisories (1)

redhatCVE-2004-0387Critical

security flaw

Apr 6, 2004

References

archives.neohapsis.com / archives/vulnwatch/2004-q1/0077.html
marc.info
secunia.com / advisories/11314
exchange.xforce.ibmcloud.com / vulnerabilities/15774
ngssoftware.com / advisories/realr3t.txt
PatchVendor Advisory
osvdb.org / displayvuln.php
securityfocus.com / bid/10070
service.real.com / help/faq/security/040406_r3t/en
PatchVendor Advisory