CVE-2013-4631

high

Published 2013-06-20 · Modified 2026-04-29

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

8.8

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.

Predictions

Exploit likelihood

20%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-25295 dos hardware

Roberto Paleari · 2013-05-07

Huawei SNMPv3 Service - Multiple Buffer Overflow Vulnerabilities (PoC)

Source code queued for fetch — refresh in a moment.

References

CWEs

CWE-119

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.