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S6700 Firmware CVE-2019-5291

MEDIUM
Insufficient Verification of Data Authenticity (CWE-345)
2019-12-13 psirt@huawei.com
Information Disclosure Huawei S6700 Firmware Ar3200 Firmware Cloudengine 12800 Firmware Ar200 Firmware Ar1200 Firmware Ar2200 Firmware Ar120 S Firmware Ar1200 S Firmware Ar150 Firmware Ar150 S Firmware Ar160 Firmware Ar200 S Firmware Ar2200 S Firmware Netengine16Ex Firmware Srg1300 Firmware Srg2300 Firmware Srg3300 Firmware Ar3600 Firmware
5.9
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
5.9 MEDIUM
AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

1
CVE Published
Dec 13, 2019 - 15:15 nvd
MEDIUM 5.9

DescriptionNVD

Some Huawei products have an insufficient verification of data authenticity vulnerability. A remote, unauthenticated attacker has to intercept specific packets between two devices, modify the packets, and send the modified packets to the peer device. Due to insufficient verification of some fields in the packets, an attacker may exploit the vulnerability to cause the target device to be abnormal.

AnalysisAI

Some Huawei products have an insufficient verification of data authenticity vulnerability. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-345. Some Huawei products have an insufficient verification of data authenticity vulnerability. A remote, unauthenticated attacker has to intercept specific packets between two devices, modify the packets, and send the modified packets to the peer device. Due to insufficient verification of some fields in the packets, an attacker may exploit the vulnerability to cause the target device to be abnormal. Affected products include: Huawei Ar120-S Firmware, Huawei Ar1200 Firmware, Huawei Ar1200-S Firmware, Huawei Ar150 Firmware, Huawei Ar150-S Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2019-5291 vulnerability details – vuln.today
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