Vulnerability CVE-2016-4845
Published: 2016-09-24

Description:
Cross-site request forgery (CSRF) vulnerability on I-O DATA DEVICE HVL-A2.0, HVL-A3.0, HVL-A4.0, HVL-AT1.0S, HVL-AT2.0, HVL-AT3.0, HVL-AT4.0, HVL-AT2.0A, HVL-AT3.0A, and HVL-AT4.0A devices with firmware before 2.04 allows remote attackers to hijack the authentication of arbitrary users for requests that delete content.

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Iodata -> Hvl-a2.0 firmware 
Iodata -> Hvl-a3.0 firmware 
Iodata -> Hvl-a4.0 firmware 
Iodata -> Hvl-at1.0s firmware 
Iodata -> Hvl-at2.0 firmware 
Iodata -> Hvl-at2.0a firmware 
Iodata -> Hvl-at3.0 firmware 
Iodata -> Hvl-at3.0a firmware 
Iodata -> Hvl-at4.0 firmware 
Iodata -> Hvl-at4.0a firmware 

 References:
http://jvn.jp/en/jp/JVN35062083/index.html
http://jvndb.jvn.jp/jvndb/JVNDB-2016-000134
http://www.iodata.jp/support/information/2016/hvl-a_csrf/
http://www.securityfocus.com/bid/92352
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