CVE-2012-6570

CRITICAL

The HTTP module in the (1) Branch Intelligent Management System (BIMS) and (2) web management components on Huawei AR routers and S2000, S3000, S3500, S3900, S5100, S5600, S7800, and S8500 switches...

Affects 23 products across 1 vendor.

CVSS 2.010.0
EPSS1.7%
Percentile76th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity.
CWE Weakness Definitions
CWE-119: Improper Restriction of Operations within Memory Buffer

Parent class for buffer-related vulnerabilities where operations exceed buffer boundaries.

Related Attack Patterns (CAPEC)
CAPEC-8 Buffer Overflow in an API Call
via CWE-119
CAPEC-9 Buffer Overflow in Local Command-Line Utilities
via CWE-119
CAPEC-10 Buffer Overflow via Environment Variables
via CWE-119
CAPEC-14 Client-side Injection-induced Buffer Overflow
via CWE-119
CAPEC-24 Filter Failure through Buffer Overflow
via CWE-119
Show all 12

Mapping is CWE-to-CAPEC per MITRE CAPEC 3.9.

◆ AI Analysis — automated analysis, not human-reviewed

This vulnerability was disclosed in 2013. A critical vulnerability affects Huawei systems (CVE-2012-6570). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-2013-GLOBAL-194247-C • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions
What is CVE-2012-6570?
This vulnerability was disclosed in 2013. A critical vulnerability affects Huawei systems (CVE-2012-6570). No public exploit code is currently available. Isolate affected systems if patching is not feasible.
What is the CVSS score for CVE-2012-6570?
CVE-2012-6570 has CVSS 10.0 (Critical). Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. EPSS: 1.7%.
Is CVE-2012-6570 actively exploited?
No confirmed active exploitation of CVE-2012-6570 as of 2026-09-25.
How do I remediate CVE-2012-6570?
Priority: MEDIUM. PSIRT: [email protected]
What systems are affected by CVE-2012-6570?
CVE-2012-6570 affects Huawei S2300, S2700, S3300, S3300Hi, S3700, Ar 18-1X, Ar 18-2X, Ar 18-3X, S2000, S3000 (plus 8 more products).
Vulnerability Details
CVE IDCVE-2012-6570
BSIDBS-2013-GLOBAL-194247-C BreachSpider Global ID
CVSS VectorAV:N/AC:L/Au:N/C:C/I:C/A:C
Published2013-06-20
Last Modified2026-06-16
ICS Relevance25%
Weakness (CWE)
Improper Restriction of Operations within Memory Buffer
Domains
NETWORK-INFRA
SourceNVD
Official Description

The HTTP module in the (1) Branch Intelligent Management System (BIMS) and (2) web management components on Huawei AR routers and S2000, S3000, S3500, S3900, S5100, S5600, S7800, and S8500 switches does not check whether HTTP data is longer than the value of the Content-Length field, which allows remote HTTP servers to conduct heap-based buffer overflow attacks and execute arbitrary code via a crafted response.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: The HTTP module in the (1) Branch Intelligent Management System (BIMS) and (2) web management components on Huawei AR routers and S2000, S3000, S3500, S3900, S5100, S5600, S7800, and S8500 switches does not check whether HTTP data is longer than the value of the Content-Length field, which allows remote HTTP servers to conduct heap-based buffer overflow attacks and execute arbitrary code via a crafted response. CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C.

Exploitation Likelihood: LOW

Affected Products
VendorProductAffected Versions
Huawei S2300 (device & firmware) r6305
Huawei S2700 (device & firmware) r6305
Huawei S3300 (device & firmware) r6305
Huawei S3300Hi (device & firmware) r6305
Huawei S3700 (device & firmware) r6305
Huawei Ar 18-1X ≤ r0130
Huawei Ar 18-2X ≤ r1712
Huawei Ar 18-3X ≤ r0118
Huawei S2000 r6305
Huawei S3000 r6305
Huawei S3500 r6305
Huawei S3900 r6305
Huawei S5100 r6305
Huawei S5600 r6305
Huawei S7800 r6305
Huawei S8500 r1631 r1632
Huawei Ar 19/29/49 ≤ r2207
Huawei Ar 28/46 ≤ r0311
Remediation

No official vendor advisory link on record. See the CVE record →

Vendor PSIRT: [email protected]
Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 4865 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Modelrule-based-v1
ConfidenceMEDIUM
Enriched At2026-05-24
SHA-512 Audit Hash3cfe2a92310324ae4b09b7c9204b70c99478d2be39a5f2a38cc8b77519ec198dde507252c332c030ca747104eb90132ad4f2df8b0b26135c4dcfad5e80d9e0aa
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