THREATPORT/VULNERABILITY/CVE-2009-0263
HIGH SEVERITY

CVE-2009-0263

Winamp vulnerability

CVSS
10.0
EPSS
16.7%
EPSS pct
97th
Exploited
No known
Multiple buffer overflows in Winamp 5.541 and earlier allow remote attackers to cause a denial of service and possibly execute arbitrary code via (1) a large Common Chunk (COMM) header value in an AIFF file and (2) a large invalid value in an MP3 file.
Affected vendor
Nullsoft
Affected product
Winamp
CVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness type (CWE)
  • CWE-119 — Improper Restriction of Operations within Memory Bounds
Published
2009-01-23

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low 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 16.7% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2009-0263

  • Confirm whether Nullsoft Winamp is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2009-0263.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2009-0263

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2009-0263 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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