CVE-2015-2800
No known exploitation. EPSS puts it in the 77th percentile. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
The user authentication module in Huawei Campus switches S5700, S5300, S6300, and S6700 with software before V200R001SPH012 and S7700, S9300, and S9700 with software before V200R001SPH015 allows remote attackers to cause a denial of service (device restart) via vectors involving authentication, which trigger an array access violation.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
1.7% chance of exploitation activity in the next 30 days, which ranks it in the 77th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
5 events over 3261 days, from the signal feeds we watch.
- Patch availablerecord updated
- Publishedweakness classified, att&ck mapped
Affected products
- s5700 firmwareNetworking Infrastructure / router-switch
- s5300 firmwareHardware Firmware / network-adapter
- s6300 firmwareHardware Firmware / network-adapter
- s6700 firmwareNetworking Infrastructure / router-switch
- s7700 firmwareHardware Firmware / printer-peripheral
- s9300 firmwareHardware Firmware / network-adapter
- s9700 firmwareHardware Firmware / network-adapter
- Huawei Campus S5700Networking Infrastructure / router-switch
- Huawei Campus S5300Operating Systems / mobile-os
- Huawei Campus S6300Networking Infrastructure / router-switch
- Huawei Campus S6700Networking Infrastructure / router-switch
- Huawei Campus S9300Networking Infrastructure / router-switch
- Huawei Campus S9700Networking Infrastructure / router-switch
- Huawei Campus S7700Networking Infrastructure / router-switch
And 1 more affected product. See all after sign-in
Technical detail
CVSS 3.0 vector
Open in the CVSS calculatorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Scored 7.5 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality NoneNo confidentiality impact
- Integrity NoneNo integrity impact
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
Sources
Watch the software you run.
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We'll flag the next CVE, public exploit or patch for S5700 Firmware, not every advisory.
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