CVE-2013-4631
CVE-2013-4631 is a high-severity vulnerability in Huawei Ar 1200 with a CVSS 2.0 base score of 7.8. 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-119.
Key facts
- Severity: High (CVSS 2.0 base score 7.8)
- EPSS exploit prediction: 4% (89th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Huawei Ar 1200
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is 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.
- How severe is CVE-2013-4631?
- CVE-2013-4631 has a CVSS 2.0 base score of 7.8, rated high severity.
- Is CVE-2013-4631 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2013-4631?
- CVE-2013-4631 primarily affects Huawei Ar 1200. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2013-4631?
- 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.
- When was CVE-2013-4631 published?
- CVE-2013-4631 was published on 2013-06-20 and last updated on 2026-06-16.
References
Affected products (15)
- cpe:2.3:h:huawei:ar_1200:v200r001:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:ar_1200:v200r002:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:ar_1200:v200r003:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:ar_150:v200r001:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:ar_150:v200r002:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:ar_150:v200r003:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:ar_200:v200r001:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:ar_200:v200r002:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:ar_200:v200r003:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:ar_2200:v200r001:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:ar_2200:v200r002:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:ar_2200:v200r003:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:ar_3200:v200r001:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:ar_3200:v200r002:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:ar_3200:v200r003:*:*:*:*:*:*:*
More vulnerabilities in Huawei Ar 1200
- CVE-2013-4630 — High (CVSS 7.6): Stack-based buffer overflow on Huawei AR 150, 200, 1200, 2200, and 3200 routers, when SNMPv3 debugging is enabled,…
All CVEs affecting Huawei Ar 1200 →
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