CVE-2011-0021

Vlc Media Player vulnerability

CVSS

9.3

EPSS

5.8%

EPSS pct

92th

Exploited

No known

Multiple heap-based buffer overflows in cdg.c in the CDG decoder in VideoLAN VLC Media Player before 1.1.6 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted CDG video.

Affected vendor

Videolan

Affected product

Vlc Media Player

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

2011-01-25

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 5.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 92% of all scored CVEs.

Check your external exposure to CVE-2011-0021

Confirm whether Videolan Vlc Media Player is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2011-0021.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2011-0021

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2011-0021 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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