CVE-2020-14940

Tuxguitar vulnerability

CVSS

7.5

EPSS

3.6%

EPSS pct

88th

Exploited

No known

An issue was discovered in io/gpx/GPXDocumentReader.java in TuxGuitar 1.5.4. It uses misconfigured XML parsers, leading to XXE while loading GP6 (.gpx) and GP7 (.gp) tablature files.

Affected vendor

Herac

Affected product

Tuxguitar

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness type (CWE)

CWE-611 — XML External Entity (XXE) Reference

Published

2020-06-23

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality.

Its EPSS score of 3.6% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2020-14940

Confirm whether Herac Tuxguitar is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2020-14940.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-14940

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