Vulnerability Name:

CVE-2016-9494

Assigned:2016-11-21
Published:2017-02-15
Updated:2018-09-06
Summary:Hughes high-performance broadband satellite modems, models HN7740S DW7000 HN7000S/SM, are potentially vulnerable to improper input validation. The device's advanced status web page that is linked to from the basic status web page does not appear to properly parse malformed GET requests. This may lead to a denial of service.
CVSS v3 Severity:6.5 Medium (CVSS v3 Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
5.9 Medium (Temporal CVSS v3 Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
7.5 High (CCN CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.7 Medium (CCN Temporal CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:3.3 Low (CVSS v2 Vector: AV:A/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-20
References:Source: XF
Type: UNKNOWN
hughes-cve20169494-dos(122122)

Source: CERT-VN
Type: VENDOR_ADVISORY
VU#614751

Source: BID
Type: VENDOR_ADVISORY
96244

Vulnerable Configuration:Configuration 1:
  • cpe:/o:hughes:hn7740s_firmware:6.9.0.34:*:*:*:*:*:*:*
  • AND
  • cpe:/h:hughes:hn7740s:-:*:*:*:*:*:*:*

  • Configuration 2:
  • cpe:/o:hughes:dw7000_firmware:6.9.0.34:*:*:*:*:*:*:*
  • AND
  • cpe:/h:hughes:dw7000:-:*:*:*:*:*:*:*

  • Configuration 3:
  • cpe:/o:hughes:hn7000s_firmware:6.9.0.34:*:*:*:*:*:*:*
  • AND
  • cpe:/h:hughes:hn7000s:-:*:*:*:*:*:*:*

  • Configuration 4:
  • cpe:/o:hughes:hn7000sm_firmware:6.9.0.34:*:*:*:*:*:*:*
  • AND
  • cpe:/h:hughes:hn7000sm:-:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    hughes hn7740s firmware 6.9.0.34
    hughes hn7740s -
    hughes dw7000 firmware 6.9.0.34
    hughes dw7000 -
    hughes hn7000s firmware 6.9.0.34
    hughes hn7000s -
    hughes hn7000sm firmware 6.9.0.34
    hughes hn7000sm -