THREATPORT/VULNERABILITY/CVE-2009-0186
HIGH SEVERITY

CVE-2009-0186

Winamp vulnerability

CVSS
9.3
EPSS
3.6%
EPSS pct
88th
Exploited
No known
Integer overflow in libsndfile 1.0.18, as used in Winamp and other products, allows context-dependent attackers to execute arbitrary code via crafted description chunks in a CAF audio file, leading to a heap-based buffer overflow.
Affected vendor
Nullsoft
Affected product
Winamp
CVSS vector
AV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness type (CWE)
Published
2009-03-05

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 3.6% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2009-0186

  • Confirm whether Nullsoft Winamp is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2009-0186.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2009-0186

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2009-0186 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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