Multiple vulnerabilities in ISC Kea



Risk Low
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2025-32803
CVE-2025-32802
CVE-2025-32801
CWE-ID CWE-276
CWE-22
CWE-426
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Kea
Server applications / Other server solutions

Vendor ISC

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Incorrect default permissions

EUVDB-ID: #VU112083

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-32803

CWE-ID: CWE-276 - Incorrect Default Permissions

Exploit availability: No

Description

The vulnerability allows a local user to gain access to sensitive information. 

The vulnerability exists due to incorrect default permissions for files and folders that are set by the application. A local user can read the logs and lease information. 

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Kea: 2.0.0 - 2.7.8

CPE2.3 External links

https://kb.isc.org/docs/cve-2025-32803


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Path traversal

EUVDB-ID: #VU112082

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-32802

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to input validation error when processing file paths. A local user can overwrite arbitrary files on the system and escalate privileges. 

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Kea: 2.0.0 - 2.7.8

CPE2.3 External links

https://kb.isc.org/docs/cve-2025-32802


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Untrusted search path

EUVDB-ID: #VU112080

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-32801

CWE-ID: CWE-426 - Untrusted Search Path

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to usage of an untrusted search path. A local user can place a malicious binary into a specific location on the system and execute arbitrary code with escalated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Kea: 2.0.0 - 2.7.8

CPE2.3 External links

https://kb.isc.org/docs/cve-2025-32801


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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