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CVE-2010-4235

30
FAUCET Score

CVE-2010-4235 describes a critical format string vulnerability in RealNetworks Helix Server and Helix Mobile Server versions 12.x, 13.x, and 14.x prior to 14.2. This flaw allows unauthenticated remote attackers to execute arbitrary code by manipulating the x-wap-profile HTTP header. With a CVSS score of 10.0, it represents a severe risk with complete compromise of confidentiality, integrity, and availability. Despite its high severity, there is no evidence of active exploitation, public exploit code (e.g., Metasploit, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
12.0.0CPE matchmatch criteria
cpe:2.3:a:realnetworks:helix_server:12.0.0:*:*:*:*:*:*:*
12.0.1CPE matchmatch criteria
cpe:2.3:a:realnetworks:helix_server:12.0.1:*:*:*:*:*:*:*
13.0.0CPE matchmatch criteria
cpe:2.3:a:realnetworks:helix_server:13.0.0:*:*:*:*:*:*:*
13.1.1CPE matchmatch criteria
cpe:2.3:a:realnetworks:helix_server:13.1.1:*:*:*:*:*:*:*
14.0.0CPE matchmatch criteria
cpe:2.3:a:realnetworks:helix_server:14.0.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

AV:N/AC:L/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.15%
Probability of exploitation in next 30 days
EPSS Percentile
89.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0415 is in the 82nd percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

docs.real.com / docs/security/SecurityUpdate033111HS.pdf
Vendor Advisory
securityfocus.com / bid/47110