How severe is CVE-2017-16793?

CVE-2017-16793 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-16793 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-16793?

CVE-2017-16793 affects Swftools. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-16793?

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-2017-16793 published?

CVE-2017-16793 was published on 2017-11-12 and last updated on 2026-06-17.

CVE-2017-16793

CVE-2017-16793 is a high-severity vulnerability in Swftools with a CVSS 3.x base score of 7.8. 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 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Swftools
Published: 2017-11-12
Last modified: 2026-06-17

Description

The wav_convert2mono function in lib/wav.c in SWFTools 0.9.2 does not properly validate WAV data, which allows remote attackers to cause a denial of service (incorrect malloc and heap-based buffer overflow) or possibly have unspecified other impact via a crafted file.

Frequently asked questions

What is CVE-2017-16793?: The wav_convert2mono function in lib/wav.c in SWFTools 0.9.2 does not properly validate WAV data, which allows remote attackers to cause a denial of service (incorrect malloc and heap-based buffer overflow) or possibly have unspecified other impact via a crafted file.
How severe is CVE-2017-16793?: CVE-2017-16793 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-16793 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-16793?: CVE-2017-16793 affects Swftools. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-16793?: 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-2017-16793 published?: CVE-2017-16793 was published on 2017-11-12 and last updated on 2026-06-17.

References

https://github.com/matthiaskramm/swftools/issues/47

Affected products (1)

cpe:2.3:a:swftools:swftools:0.9.2:*:*:*:*:*:*:*

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