Vulnerability Monitor

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CVE-2013-4631

Huawei AR 150, 200, 1200, 2200, and 3200 routers, when SNMPv3 is enabled, allow remote attackers to cause a denial of service (device crash) via malformed SNMPv3 requests that leverage unspecified overflow issues.

Security Impact Summary

CVE-2013-4631 is a security vulnerability that . Impacting 5 products from huawei, from huawei, from huawei and 2 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2013, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2013-06-20T15:55:01.087

Last Modified

2026-04-29T01:13:23.040

Status

Modified

Source

[email protected]

Severity

CVSSv2: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

10.0

Impact Score

6.9

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Hardware	huawei	ar_1200	v200r001	Yes
Hardware	huawei	ar_1200	v200r002	Yes
Hardware	huawei	ar_1200	v200r003	Yes
Hardware	huawei	ar_150	v200r001	Yes
Hardware	huawei	ar_150	v200r002	Yes
Hardware	huawei	ar_150	v200r003	Yes
Hardware	huawei	ar_200	v200r001	Yes
Hardware	huawei	ar_200	v200r002	Yes
Hardware	huawei	ar_200	v200r003	Yes
Hardware	huawei	ar_2200	v200r001	Yes
Hardware	huawei	ar_2200	v200r002	Yes
Hardware	huawei	ar_2200	v200r003	Yes
Hardware	huawei	ar_3200	v200r001	Yes
Hardware	huawei	ar_3200	v200r002	Yes
Hardware	huawei	ar_3200	v200r003	Yes

References

http://www.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-260601.htm Vendor Advisory ([email protected])
http://www.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-260601.htm Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For huawei's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.