IBM Concert up to 2.2.0 Temporary File generation of predictable numbers or identifiers

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.7$0-$5k2.36

Summaryinfo

A vulnerability marked as problematic has been reported in IBM Concert up to 2.2.0. This affects an unknown part of the component Temporary File Handler. The manipulation leads to generation of predictable numbers or identifiers. This vulnerability is traded as CVE-2025-13044. An attack has to be approached locally. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in IBM Concert up to 2.2.0. This issue affects an unknown code of the component Temporary File Handler. The manipulation with an unknown input leads to a generation of predictable numbers or identifiers vulnerability. Using CWE to declare the problem leads to CWE-340. The product uses a scheme that generates numbers or identifiers that are more predictable than required. Impacted is integrity. The summary by CVE is:

IBM Concert 1.0.0 through 2.2.0 creates temporary files with predictable names, which allows local users to overwrite arbitrary files via a symlink attack.

The advisory is shared at ibm.com. The identification of this vulnerability is CVE-2025-13044 since 11/11/2025. The exploitation is known to be easy. An attack has to be approached locally. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/07/2026). MITRE ATT&CK project uses the attack technique T1600.001 for this issue.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-209253). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

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

CVSSv2info

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

Exploitinginfo

Class: Generation of predictable numbers or identifiers
CWE: CWE-340 / CWE-331 / CWE-330
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

11/11/2025 CVE reserved
04/07/2026 +146 days Advisory disclosed
04/07/2026 +0 days VulDB entry created
04/07/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: ibm.com

Advisory: ibm.com
Status: Confirmed

CVE: CVE-2025-13044 (🔒)
GCVE (CVE): GCVE-0-2025-13044
GCVE (VulDB): GCVE-100-355709
EUVD: 🔒

Entryinfo

Created: 04/07/2026 07:23
Updated: 04/07/2026 08:30
Changes: 04/07/2026 07:23 (63), 04/07/2026 08:30 (1)
Complete: 🔍
Cache ID: 216:E33:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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