Vulnerability Name:

CVE-2019-6485 (CCN-157507)

Assigned:2019-01-23
Published:2019-01-23
Updated:2020-08-24
Summary:Citrix NetScaler Gateway 12.1 before build 50.31, 12.0 before build 60.9, 11.1 before build 60.14, 11.0 before build 72.17, and 10.5 before build 69.5 and Application Delivery Controller (ADC) 12.1 before build 50.31, 12.0 before build 60.9, 11.1 before build 60.14, 11.0 before build 72.17, and 10.5 before build 69.5 allow remote attackers to obtain sensitive plaintext information because of a TLS Padding Oracle Vulnerability when CBC-based cipher suites are enabled.
CVSS v3 Severity:5.9 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)
5.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
5.8 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N)
5.1 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N/E:U/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): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-327
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2019-6485

Source: BID
Type: Third Party Advisory, VDB Entry
106783

Source: XF
Type: UNKNOWN
citrix-netscaler-cve20196485-info-disc(157507)

Source: MISC
Type: Product, Third Party Advisory
https://github.com/RUB-NDS/TLS-Padding-Oracles

Source: CCN
Type: CTX240139
TLS Padding Oracle Vulnerability in Citrix Application Delivery Controller (ADC) and NetScaler Gateway

Source: MISC
Type: Mitigation, Patch, Vendor Advisory
https://support.citrix.com/article/CTX240139

Source: CCN
Type: IBM Security Bulletin 6129411 (MegaRAID Storage Manager)
IBM MegaRAID Storage Manager is affected by a vulnerability in TLS (CVE-2019-6485)

Source: CCN
Type: Tenable Nessus Plugin ID 121472
Citrix NetScaler Gateway TLS Padding Oracle Vulnerability (CTX240139)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:citrix:netscaler_gateway_firmware:10.5:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_gateway_firmware:11.0:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_gateway_firmware:11.1:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_gateway_firmware:12.0:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_gateway_firmware:12.1:*:*:*:*:*:*:*
  • AND
  • cpe:/h:citrix:netscaler_gateway:-:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:citrix:netscaler_application_delivery_controller_firmware:10.5:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_application_delivery_controller_firmware:11.0:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_application_delivery_controller_firmware:11.1:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_application_delivery_controller_firmware:12.0:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_application_delivery_controller_firmware:12.1:*:*:*:*:*:*:*
  • AND
  • cpe:/h:citrix:netscaler_application_delivery_controller:-:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:citrix:netscaler_application_delivery_controller:10.5e:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_application_delivery_controller_firmware:10.5:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_application_delivery_controller_firmware:11.0:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_application_delivery_controller_firmware:11.1:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_application_delivery_controller_firmware:12.0:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_gateway_firmware:10.5e:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_gateway_firmware:10.5:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_gateway_firmware:11.0:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_gateway_firmware:11.1:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_gateway_firmware:12.0:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_gateway_firmware:12.1:*:*:*:*:*:*:*
  • OR cpe:/o:citrix:netscaler_application_delivery_controller_firmware:12.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    citrix netscaler gateway firmware 10.5
    citrix netscaler gateway firmware 11.0
    citrix netscaler gateway firmware 11.1
    citrix netscaler gateway firmware 12.0
    citrix netscaler gateway firmware 12.1
    citrix netscaler gateway -
    citrix netscaler application delivery controller firmware 10.5
    citrix netscaler application delivery controller firmware 11.0
    citrix netscaler application delivery controller firmware 11.1
    citrix netscaler application delivery controller firmware 12.0
    citrix netscaler application delivery controller firmware 12.1
    citrix netscaler application delivery controller -
    citrix netscaler application delivery controller 10.5e
    citrix netscaler application delivery controller firmware 10.5
    citrix netscaler application delivery controller firmware 11.0
    citrix netscaler application delivery controller firmware 11.1
    citrix netscaler application delivery controller firmware 12.0
    citrix netscaler gateway firmware 10.5e
    citrix netscaler gateway firmware 10.5
    citrix netscaler gateway firmware 11.0
    citrix netscaler gateway firmware 11.1
    citrix netscaler gateway firmware 12.0
    citrix netscaler gateway firmware 12.1
    citrix netscaler application delivery controller firmware 12.1