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CVE-2019-6485

22
FAUCET Score

CVE-2019-6485 is a TLS Padding Oracle Vulnerability affecting multiple versions of Citrix NetScaler Gateway and Application Delivery Controller (ADC) when CBC-based cipher suites are enabled. This medium-severity vulnerability (CVSS 5.9) allows remote attackers to obtain sensitive plaintext information with high confidentiality impact, though it requires high attack complexity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
10.5CPE matchmatch criteria
cpe:2.3:o:citrix:netscaler_gateway_firmware:10.5:*:*:*:*:*:*:*
11.0CPE matchmatch criteria
cpe:2.3:o:citrix:netscaler_gateway_firmware:11.0:*:*:*:*:*:*:*
11.1CPE matchmatch criteria
cpe:2.3:o:citrix:netscaler_gateway_firmware:11.1:*:*:*:*:*:*:*
12.0CPE matchmatch criteria
cpe:2.3:o:citrix:netscaler_gateway_firmware:12.0:*:*:*:*:*:*:*
12.1CPE matchmatch criteria
cpe:2.3:o:citrix:netscaler_gateway_firmware:12.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.9MEDIUM

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.2
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.31%
Probability of exploitation in next 30 days
EPSS Percentile
81.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0232 is in the 70th percentile among its peer group of 19,958 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

citrixpatch availablevia nvd_reference
View patch

References

github.com / RUB-NDS/TLS-Padding-Oracles
ProductThird Party Advisory
support.citrix.com / article/CTX240139
MitigationPatchVendor Advisory
securityfocus.com / bid/106783
Third Party AdvisoryVDB Entry