JVN#90135579
SonicWall TotalSecure TZ 100 Series vulnerable to denial-of-service (DoS)
Overview
SonicWall TotalSecure TZ 100 series provided by Dell Inc. contains a denial-of-service (DoS) vulnerability.
Products Affected
- SonicWall TotalSecure TZ 100 Series firmware versions prior to 5.9.1.0-22o
Description
SonicWall TotalSecure TZ 100 Series is a firewall product provided by Dell Inc. SonicWall TotalSecure TZ 100 Series contains a denial-of-service (DoS) vulnerability.
Impact
Processing a specially crafted packet may lead to a denial-of-service (DoS).
Solution
Update the firmware
Update to the latest version of the firmware according to the information provided by the developer.
Vendor Status
| Vendor | Link |
| Dell Inc. | Product Support - SonicWALL TZ Series |
References
JPCERT/CC Addendum
Vulnerability Analysis by JPCERT/CC
Analyzed on 2015.11.06 (CVSS Base Metrics)
| Measures | Severity | Description | ||
|---|---|---|---|---|
| Access Vector(AV) | Local (L) | Adjacent Network (A) | Network (N) | A vulnerability exploitable with network access means the vulnerable software is bound to the network stack and the attacker does not require local network access or local access. Such a vulnerability is often termed "remotely exploitable". |
| Access Complexity(AC) | High (H) | Medium (M) | Low (L) | Specialized access conditions or extenuating circumstances do not exist. |
| Authentication(Au) | Multiple (M) | Single (S) | None (N) | Authentication is not required to exploit the vulnerability. |
| Confidentiality Impact(C) | None (N) | Partial (P) | Complete (C) | There is no impact to the confidentiality of the system. |
| Integrity Impact(I) | None (N) | Partial (P) | Complete (C) | There is no impact to the integrity of the system. |
| Availability Impact(A) | None (N) | Partial (P) | Complete (C) | There is reduced performance or interruptions in resource availability. |
Base Score:5.0
Credit
FFRI,Inc. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
Other Information
| JPCERT Alert | |
| JPCERT Reports | |
| CERT Advisory |
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| CPNI Advisory |
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| TRnotes |
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| CVE |
CVE-2015-7770 |
| JVN iPedia |
JVNDB-2015-000176 |