S7700 Firmware CVE-2015-7846

MEDIUM

Information Exposure (CWE-200)

2017-09-25 cve@mitre.org

Information Disclosure Huawei S7700 Firmware S9300 Firmware S9700 Firmware Ar3200 Firmware Ar200 Firmware Ar1200 Firmware Ar2200 Firmware

4.6

CVSS 3.0 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-200 OWASP Top 10:2025 A01:2025 - Broken Access Control ASVS 5.0 V14 - Data Protection Data exposure prevention MITRE ATT&CK 2 techniques across 2 tactics: Collection, Discovery The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS score of 4.6 (MEDIUM). Attack characteristics: physical attack vector, low complexity, no privileges required, no user interaction not required. EPSS exploitation probability: 0.03%.
Exploit ScenarioDerived	An attacker could exploit this vulnerability to access sensitive data that should not be disclosed. No authentication is required to exploit this vulnerability.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

No patch listed yet 0.0% exploitation probability (EPSS)

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AnalysisAI

Huawei S7700, S9700, S9300 before V200R07C00SPC500, and AR200, AR1200, AR2200, AR3200 before V200R005C20SPC200 allows attackers with physical access to the CF card to obtain sensitive information. Rated medium severity (CVSS 4.6), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Minimize information in error messages, implement proper access controls, encrypt sensitive data at rest and in transit.

Affects your stack

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Technical ContextAI · show details

This vulnerability is classified as Exposure of Sensitive Information (CWE-200), which allows attackers to access sensitive data that should not be disclosed. Huawei S7700, S9700, S9300 before V200R07C00SPC500, and AR200, AR1200, AR2200, AR3200 before V200R005C20SPC200 allows attackers with physical access to the CF card to obtain sensitive information. Affected products include: Huawei S9300 Firmware, Huawei S9700 Firmware, Huawei S7700 Firmware, Huawei Ar200 Firmware, Huawei Ar1200 Firmware.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 4.6 MEDIUM

AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

DescriptionCVE.org

Huawei S7700, S9700, S9300 before V200R07C00SPC500, and AR200, AR1200, AR2200, AR3200 before V200R005C20SPC200 allows attackers with physical access to the CF card to obtain sensitive information.

Threat Intelligence Overview

EPSS Score

0.0%

Top 90% exploitable

Data Quality

3 sources

Confidence: Low

CVE.org

EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC No

EPSS 0.0%

Patch available No

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Defer

Exploitation· derived

None

System Exposure· derived

Small

Automatable· derived

No

Human Impact· derived

Medium

Priority Score

23

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +23

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)CVE.org

cpe:2.3:o:huawei:s9300_firmware:v200r001c00spc300:*:*:*:*:*:*:*

cpe:2.3:o:huawei:s9300_firmware:v200r002c00spc100:*:*:*:*:*:*:*

cpe:2.3:o:huawei:s9300_firmware:v200r003c00spc500:*:*:*:*:*:*:*

cpe:2.3:o:huawei:s9300_firmware:v200r005c00spc300:*:*:*:*:*:*:*

cpe:2.3:o:huawei:s9300_firmware:v200r006c00spc300:*:*:*:*:*:*:*

cpe:2.3:o:huawei:s9300_firmware:v200r006c00spc500:*:*:*:*:*:*:*

cpe:2.3:o:huawei:s9700_firmware:v200r001c00spc300:*:*:*:*:*:*:*

cpe:2.3:o:huawei:s9700_firmware:v200r002c00spc100:*:*:*:*:*:*:*

cpe:2.3:o:huawei:s9700_firmware:v200r003c00spc500:*:*:*:*:*:*:*

cpe:2.3:o:huawei:s9700_firmware:v200r005c00spc300:*:*:*:*:*:*:*

cpe:2.3:o:huawei:s9700_firmware:v200r006c00spc300:*:*:*:*:*:*:*

cpe:2.3:o:huawei:s9700_firmware:v200r006c00spc500:*:*:*:*:*:*:*

cpe:2.3:o:huawei:s7700_firmware:v200r001c00spc300:*:*:*:*:*:*:*

cpe:2.3:o:huawei:s7700_firmware:v200r002c00spc100:*:*:*:*:*:*:*

cpe:2.3:o:huawei:s7700_firmware:v200r003c00spc500:*:*:*:*:*:*:*

cpe:2.3:o:huawei:s7700_firmware:v200r005c00spc300:*:*:*:*:*:*:*

cpe:2.3:o:huawei:s7700_firmware:v200r006c00spc300:*:*:*:*:*:*:*

cpe:2.3:o:huawei:s7700_firmware:v200r006c00spc500:*:*:*:*:*:*:*

cpe:2.3:o:huawei:ar200_firmware:v200r003c00spc100:*:*:*:*:*:*:*

cpe:2.3:o:huawei:ar200_firmware:v200r003c00spc200:*:*:*:*:*:*:*

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References

Advisories & patches

ADVISORY http://www1.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-446634.htm REF http://www.securityfocus.com/bid/76173

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