What is CVE-2017-9545?

CVE-2017-9545 is a medium-severity vulnerability in Mpg123, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2017-07-27.

How severe is CVE-2017-9545?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Out-of-bounds Read in Mpg123

CVE-2017-9545

The next_text function in src/libmpg123/id3.c in mpg123 1.24.0 allows remote attackers to cause a denial of service (buffer over-read) via a crafted mp3 file.

Vulnerability class: Buffer Overflow

Published 2017-07-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.012 (66.1th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Mpg123 — versions 1.24.0

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

seclists.org/fulldisclosure/2017/Jul/65 (Exploit, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2017-9545?: CVE-2017-9545 is a medium-severity vulnerability in Mpg123, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2017-07-27.
How severe is CVE-2017-9545?: Medium severity. CVSS v3 base score is 5.5 out of 10.