Gallagher T-Series Readers release of resource

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability has been found in Gallagher T-Series Readers and classified as problematic. This vulnerability affects unknown code. The manipulation leads to release of resource. This vulnerability is uniquely identified as CVE-2025-44003. The attack can only be initiated within the local network. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Gallagher T-Series Readers. This issue affects an unknown part. The manipulation with an unknown input leads to a release of resource vulnerability. Using CWE to declare the problem leads to CWE-772. The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed. Impacted is availability. The summary by CVE is:

Missing Release of Resource after Effective Lifetime (CWE-772) in the Gallagher T-Series Reader allows an attacker with physical access to the reader to perform a limited denial of service when 125 kHz Card Technology is enabled. This issue affects T-Series Readers: 9.20 prior to vCR9.20.250213a (distributed in 9.20.1827 (MR2)), 9.10 prior to vCR9.10.250213a (distributed in 9.10.2692(MR5)), 9.00 prior to vCR9.00.250619a (distributed in  vEL9.00.3371 (MR7)),  all versions of 8.90 and prior.

The advisory is shared at security.gallagher.com. The identification of this vulnerability is CVE-2025-44003 since 06/17/2025. The exploitation is known to be easy. The attack needs to be done within the local network. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

Upgrading to version CR9.00.250619a, CR9.10.250213a or CR9.20.250213a eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-20885). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 4.3
CNA Vector (Gallagher): 🔒

CVSSv2info

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

Exploitinginfo

Class: Release of resource
CWE: CWE-772 / CWE-400 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: T-Series Readers CR9.00.250619a/CR9.10.250213a/CR9.20.250213a

Timelineinfo

06/17/2025 CVE reserved
07/10/2025 +23 days Advisory disclosed
07/10/2025 +0 days VulDB entry created
07/10/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: security.gallagher.com
Status: Confirmed

CVE: CVE-2025-44003 (🔒)
GCVE (CVE): GCVE-0-2025-44003
GCVE (VulDB): GCVE-100-315857
EUVD: 🔒

Entryinfo

Created: 07/10/2025 07:42
Updated: 07/10/2025 14:59
Changes: 07/10/2025 07:42 (61), 07/10/2025 10:36 (1), 07/10/2025 14:59 (1)
Complete: 🔍
Cache ID: 216::103

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

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