Vulnerability in Xiph Speex

CVE-2020-23903

A Divide by Zero vulnerability in the function static int read_samples of Speex v1.2 allows attackers to cause a denial of service (DoS) via a crafted WAV file.

EPSS: 0.009 (57.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-23903?
CVE-2020-23903 is a medium-severity vulnerability in Xiph Speex, classified under Divide By Zero. CVSS score: 5.5/10. Published 2021-11-10.
How severe is CVE-2020-23903?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2020-23903 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.