Acutesystems TransMac 12.3 volume name out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Acutesystems TransMac 12.3. Affected by this issue is some unknown functionality. Performing a manipulation of the argument volume name results in out-of-bounds write. This vulnerability was named CVE-2019-25566. The attack needs to be approached locally. In addition, an exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Acutesystems TransMac 12.3. This affects an unknown functionality. The manipulation of the argument volume name with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on availability. The summary by CVE 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 weakness was presented by Alejandra Sánchez as 46470. The advisory is shared at exploit-db.com. This vulnerability is uniquely identified as CVE-2019-25566 since 03/21/2026. The exploitability is told to be easy. An attack has to be approached locally. Technical details and a public exploit are known.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Exploit-DB (46470) and EUVD (EUVD-2019-19880). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.6

VulDB Base Score: 3.3
VulDB Temp Score: 3.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.2
CNA Vector (VulnCheck): 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Exploit-DB: 🔒

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/21/2026 Advisory disclosed
03/21/2026 +0 days CVE reserved
03/21/2026 +0 days VulDB entry created
03/21/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: 46470
Researcher: Alejandra Sánchez
Status: Not defined

CVE: CVE-2019-25566 (🔒)
GCVE (CVE): GCVE-0-2019-25566
GCVE (VulDB): GCVE-100-352353
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/21/2026 15:55
Updated: 03/21/2026 17:13
Changes: 03/21/2026 15:55 (80), 03/21/2026 17:13 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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