5.9
MEDIUM
CVE-2019-6485
Citrix NetScaler Gateway TLS Padding Oracle Vulnerability
Description

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.

INFO

Published Date :

Feb. 22, 2019, 11:29 p.m.

Last Modified :

Nov. 21, 2024, 4:46 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

2.2
Public PoC/Exploit Available at Github

CVE-2019-6485 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2019-6485 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Citrix netscaler_gateway_firmware
2 Citrix netscaler_application_delivery_controller_firmware
3 Citrix netscaler_application_delivery_controller
4 Citrix netscaler_gateway
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-6485.

URL Resource
http://www.securityfocus.com/bid/106783 Third Party Advisory VDB Entry
https://github.com/RUB-NDS/TLS-Padding-Oracles Product Third Party Advisory
https://support.citrix.com/article/CTX240139 Mitigation Patch Vendor Advisory
http://www.securityfocus.com/bid/106783 Third Party Advisory VDB Entry
https://github.com/RUB-NDS/TLS-Padding-Oracles Product Third Party Advisory
https://support.citrix.com/article/CTX240139 Mitigation Patch Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

New TLS Padding Oracles

Updated: 2 months ago
124 stars 11 fork 11 watcher
Born at : Feb. 18, 2019, 10:09 a.m. This repo has been linked 4 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-6485 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-6485 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/106783
    Added Reference https://github.com/RUB-NDS/TLS-Padding-Oracles
    Added Reference https://support.citrix.com/article/CTX240139
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CWE Remap by [email protected]

    Aug. 24, 2020

    Action Type Old Value New Value
    Changed CWE CWE-200 CWE-327
  • Modified Analysis by [email protected]

    Feb. 28, 2019

    Action Type Old Value New Value
    Changed Reference Type https://github.com/RUB-NDS/TLS-Padding-Oracles No Types Assigned https://github.com/RUB-NDS/TLS-Padding-Oracles Product, Third Party Advisory
  • CVE Modified by [email protected]

    Feb. 26, 2019

    Action Type Old Value New Value
    Added Reference https://github.com/RUB-NDS/TLS-Padding-Oracles [No Types Assigned]
  • Initial Analysis by [email protected]

    Feb. 26, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:M/Au:N/C:P/I:N/A:N)
    Added CVSS V3 AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type http://www.securityfocus.com/bid/106783 No Types Assigned http://www.securityfocus.com/bid/106783 Third Party Advisory, VDB Entry
    Changed Reference Type https://support.citrix.com/article/CTX240139 No Types Assigned https://support.citrix.com/article/CTX240139 Mitigation, Patch, Vendor Advisory
    Added CWE CWE-200
    Added CPE Configuration AND OR *cpe:2.3:o:citrix:netscaler_gateway_firmware:10.5:*:*:*:*:*:*:* *cpe:2.3:o:citrix:netscaler_gateway_firmware:11.0:*:*:*:*:*:*:* *cpe:2.3:o:citrix:netscaler_gateway_firmware:11.1:*:*:*:*:*:*:* *cpe:2.3:o:citrix:netscaler_gateway_firmware:12.0:*:*:*:*:*:*:* *cpe:2.3:o:citrix:netscaler_gateway_firmware:12.1:*:*:*:*:*:*:* OR cpe:2.3:h:citrix:netscaler_gateway:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:citrix:netscaler_application_delivery_controller_firmware:10.5:*:*:*:*:*:*:* *cpe:2.3:o:citrix:netscaler_application_delivery_controller_firmware:11.0:*:*:*:*:*:*:* *cpe:2.3:o:citrix:netscaler_application_delivery_controller_firmware:11.1:*:*:*:*:*:*:* *cpe:2.3:o:citrix:netscaler_application_delivery_controller_firmware:12.0:*:*:*:*:*:*:* *cpe:2.3:o:citrix:netscaler_application_delivery_controller_firmware:12.1:*:*:*:*:*:*:* OR cpe:2.3:h:citrix:netscaler_application_delivery_controller:-:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Feb. 23, 2019

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/106783 [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-6485 is associated with the following CWEs:

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.22 }} -0.06%

score

0.59570

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability