CVE-2012-1904

Realplayer vulnerability

CVSS

4.3

EPSS

4.8%

EPSS pct

91th

Exploited

No known

mp4fformat.dll in the QuickTime File Format plugin in RealNetworks RealPlayer 15 and earlier, and RealPlayer SP 1.1.4 Build 12.0.0.756 and earlier, allows remote attackers to cause a denial of service (memory corruption and application crash) via a crafted MP4 file.

Affected vendor

Realnetworks

Affected product

Realplayer

CVSS vector

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

Weakness type (CWE)

CWE-119 — Improper Restriction of Operations within Memory Bounds

Published

2012-03-28

Risk analysis

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

Its EPSS score of 4.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2012-1904

Confirm whether Realnetworks Realplayer is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2012-1904.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2012-1904

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2012-1904 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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