How severe is CVE-2012-4045?

CVE-2012-4045 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2012-4045 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-4045?

CVE-2012-4045 affects Nullsoft Winamp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2012-4045?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2012-4045 published?

CVE-2012-4045 was published on 2012-07-22 and last updated on 2026-06-16.

CVE-2012-4045

CVE-2012-4045 is a high-severity vulnerability in Nullsoft Winamp with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Nullsoft Winamp
Published: 2012-07-22
Last modified: 2026-06-16

Description

Multiple heap-based buffer overflows in bmp.w5s in Winamp before 5.63 build 3235 allow remote attackers to execute arbitrary code via the (1) strf chunk in BI_RGB or (2) UYVY video data in an AVI file, or (3) decompressed TechSmith Screen Capture Codec (TSCC) data in an AVI file.

Frequently asked questions

What is CVE-2012-4045?: Multiple heap-based buffer overflows in bmp.w5s in Winamp before 5.63 build 3235 allow remote attackers to execute arbitrary code via the (1) strf chunk in BI_RGB or (2) UYVY video data in an AVI file, or (3) decompressed TechSmith Screen Capture Codec (TSCC) data in an AVI file.
How severe is CVE-2012-4045?: CVE-2012-4045 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2012-4045 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-4045?: CVE-2012-4045 affects Nullsoft Winamp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2012-4045?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2012-4045 published?: CVE-2012-4045 was published on 2012-07-22 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:nullsoft:winamp:*:*:*:*:*:*:*:*

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