How severe is CVE-2018-7253?

CVE-2018-7253 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-2018-7253 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-7253?

CVE-2018-7253 primarily affects Wavpack. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-7253?

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-2018-7253 published?

CVE-2018-7253 was published on 2018-02-19 and last updated on 2026-06-17.

CVE-2018-7253

CVE-2018-7253 is a high-severity vulnerability in Wavpack 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-125.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-125
Affected product: Wavpack
Published: 2018-02-19
Last modified: 2026-06-17

Description

The ParseDsdiffHeaderConfig function of the cli/dsdiff.c file of WavPack 5.1.0 allows a remote attacker to cause a denial-of-service (heap-based buffer over-read) or possibly overwrite the heap via a maliciously crafted DSDIFF file.

Frequently asked questions

What is CVE-2018-7253?: The ParseDsdiffHeaderConfig function of the cli/dsdiff.c file of WavPack 5.1.0 allows a remote attacker to cause a denial-of-service (heap-based buffer over-read) or possibly overwrite the heap via a maliciously crafted DSDIFF file.
How severe is CVE-2018-7253?: CVE-2018-7253 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-2018-7253 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-7253?: CVE-2018-7253 primarily affects Wavpack. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-7253?: 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-2018-7253 published?: CVE-2018-7253 was published on 2018-02-19 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:wavpack:wavpack:5.1.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*

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