What is the CVSS score of CVE-2020-6770?

CVE-2020-6770 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: 3.6%.

Bosch Video Management System Mobile Video Service CVE-2020-6770

CRITICAL

Deserialization of Untrusted Data (CWE-502)

2020-02-07 psirt@bosch.com

RCE Deserialization Bosch Video Management System Mobile Video Service Divar Ip 3000 Firmware Divar Ip 7000 Firmware

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

CVE Published

Feb 07, 2020 - 21:15 nvd

CRITICAL 9.8

DescriptionNVD

Deserialization of Untrusted Data in the BVMS Mobile Video Service (BVMS MVS) allows an unauthenticated remote attacker to execute arbitrary code on the system. This affects Bosch BVMS versions 10.0 <= 10.0.0.1225, 9.0 <= 9.0.0.827, 8.0 <= 8.0.0.329 and 7.5 and older. This affects Bosch DIVAR IP 3000 and DIVAR IP 7000 if a vulnerable BVMS version is installed.

AnalysisAI

Deserialization of Untrusted Data in the BVMS Mobile Video Service (BVMS MVS) allows an unauthenticated remote attacker to execute arbitrary code on the system. 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. Deserialization of Untrusted Data in the BVMS Mobile Video Service (BVMS MVS) allows an unauthenticated remote attacker to execute arbitrary code on the system. This affects Bosch BVMS versions 10.0 <= 10.0.0.1225, 9.0 <= 9.0.0.827, 8.0 <= 8.0.0.329 and 7.5 and older. This affects Bosch DIVAR IP 3000 and DIVAR IP 7000 if a vulnerable BVMS version is installed. Affected products include: Bosch Bosch Video Management System Mobile Video Service, Bosch Divar Ip 3000 Firmware, Bosch Divar Ip 7000 Firmware.

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.