CVE-2019-25566CWE-787

TransMac 12.3 Denial of Service via Volume Name Field

Medium · published March 21, 2026

CVSS v4.0
6.9
EPSS
0%
Percentile
7.8
In the wild
Unconfirmed
What it is

TransMac 12.3 contains a buffer overflow vulnerability in the volume name field that allows local attackers to crash the application by supplying an excessively long string. Attackers can create a malicious file with 1000 repeated characters, paste the content into the volume name field during disk image creation, and trigger an application crash.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
EPSS
0.00186 · 7.8th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-03-21T12:47Z
EPSS history
Timeline
  • 21 MAR 12:47Z
    TransMac 12.3 Denial of Service via Volume Name Field
    cvelistv5