What is the CVSS score of CVE-2025-29310?

CVE-2025-29310 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

Which versions of Onos are affected by CVE-2025-29310?

Organizations using onos face critical risk from CVE-2025-29310, a insecure deserialization vulnerability rated CVSS 9.8.

How to fix or mitigate CVE-2025-29310?

Within 7 days: Identify all affected systems running onos and apply vendor patches promptly. Restrict deserialization to trusted data sources and implement integrity checks.

Onos CVE-2025-29310

CRITICAL

Deserialization of Untrusted Data (CWE-502)

2025-03-24 cve@mitre.org

Deserialization Onos

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:33 vuln.today

CVE Published

Mar 24, 2025 - 21:15 nvd

CRITICAL 9.8

DescriptionCVE.org

An issue in onos v2.7.0 allows attackers to trigger a packet deserialization problem when supplying a crafted LLDP packet. This vulnerability allows attackers to execute arbitrary commands or access network information.

AnalysisAI

An issue in onos v2.7.0 allows attackers to trigger a packet deserialization problem when supplying a crafted LLDP packet. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Deserialization of Untrusted Data (CWE-502), which allows attackers to execute arbitrary code through malicious serialized objects. An issue in onos v2.7.0 allows attackers to trigger a packet deserialization problem when supplying a crafted LLDP packet. This vulnerability allows attackers to execute arbitrary commands or access network information. Affected products include: Opennetworking Onos.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid deserializing untrusted data. Use safe serialization formats (JSON). Implement integrity checks and type allowlists.

CVE-2025-29310 vulnerability details – vuln.today

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Onos CVE-2025-29310

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

RemediationAI

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External POC / Exploit Code