How severe is CVE-2017-16868?

CVE-2017-16868 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-16868 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-16868?

CVE-2017-16868 affects Swftools. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-16868?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-16868 published?

CVE-2017-16868 was published on 2017-11-17 and last updated on 2026-06-17.

CVE-2017-16868

CVE-2017-16868 is a medium-severity vulnerability in Swftools with a CVSS 3.x base score of 5.5. 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-476.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Swftools
Published: 2017-11-17
Last modified: 2026-06-17

Description

In SWFTools 0.9.2, the wav_convert2mono function in lib/wav.c does not properly restrict a multiplication within a malloc call, which allows remote attackers to cause a denial of service (integer overflow and NULL pointer dereference) via a crafted WAV file.

Frequently asked questions

What is CVE-2017-16868?: In SWFTools 0.9.2, the wav_convert2mono function in lib/wav.c does not properly restrict a multiplication within a malloc call, which allows remote attackers to cause a denial of service (integer overflow and NULL pointer dereference) via a crafted WAV file.
How severe is CVE-2017-16868?: CVE-2017-16868 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-16868 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-16868?: CVE-2017-16868 affects Swftools. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-16868?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-16868 published?: CVE-2017-16868 was published on 2017-11-17 and last updated on 2026-06-17.

References

https://github.com/matthiaskramm/swftools/issues/52

Affected products (1)

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

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