CVE-2010-4393

Realplayer vulnerability

CVSS

9.3

EPSS

7.4%

EPSS pct

94th

Exploited

No known

Heap-based buffer overflow in vidplin.dll in RealNetworks RealPlayer 11.0 through 11.1 and 14.0.x before 14.0.2, and RealPlayer SP 1.0 through 1.1.5, allows remote attackers to execute arbitrary code via a crafted header in an AVI file.

Affected vendor

Realnetworks

Affected product

Realplayer

CVSS vector

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

Weakness type (CWE)

CWE-119 — Improper Restriction of Operations within Memory Bounds

Published

2011-01-31

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium attack complexity, requiring no authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 7.4% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 94% of all scored CVEs.

Check your external exposure to CVE-2010-4393

Confirm whether Realnetworks Realplayer is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2010-4393.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2010-4393

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2010-4393 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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