CVE-2025-5105
CVE-2025-5105 is a high-severity vulnerability with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-244.
Key facts
- Severity: High (CVSS 3.x base score 7.3)
- CVSS v2: 7.5
- CVSS v4: 6.9
- EPSS exploit prediction: 0% (30th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-28384
- Weakness: CWE-244
- Published:
- Last modified:
Description
A vulnerability was found in TOZED ZLT W51 up to 1.4.2 and classified as critical. Affected by this issue is some unknown functionality of the component Service Port 7777. The manipulation leads to improper clearing of heap memory before release. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Frequently asked questions
- What is CVE-2025-5105?
- A vulnerability was found in TOZED ZLT W51 up to 1.4.2 and classified as critical. Affected by this issue is some unknown functionality of the component Service Port 7777. The manipulation leads to improper clearing of heap memory before release. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
- How severe is CVE-2025-5105?
- CVE-2025-5105 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
- Is CVE-2025-5105 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2025-5105?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2025-5105 have an EU (EUVD) identifier?
- Yes. CVE-2025-5105 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-28384.
- When was CVE-2025-5105 published?
- CVE-2025-5105 was published on 2025-05-23 and last updated on 2026-06-17.
References
- https://github.com/Zephkek/LeakyTozed
- https://github.com/Zephkek/LeakyTozed#41-proof-of-concept
- https://vuldb.com/?ctiid.310082
- https://vuldb.com/?id.310082
- https://vuldb.com/?submit.568495
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- CVE-2025-26304 — High (CVSS 8.2): A memory leak has been identified in the parseSWF_EXPORTASSETS function in util/parser.c of libming v0.4.8.
- CVE-2025-70873 — High (CVSS 7.5): An information disclosure issue in the zipfileInflate function in the zipfile extension in SQLite v3.51.1 and earlier…
- CVE-2025-36118 — High (CVSS 7.5): IBM Storage Virtualize 8.4, 8.5, 8.7, and 9.1 IKEv1 implementation allows remote attackers to obtain sensitive…
- CVE-2025-45663 — Medium (CVSS 6.5): An issue in NetSurf v3.11 causes the application to read uninitialized heap memory when creating a dom_event structure.