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CVE-2017-5933

21
FAUCET Score

CVE-2017-5933 affects Citrix NetScaler ADC and Gateway versions 10.5, 11.0, and 11.1, stemming from a weakness in GCM nonce generation that could allow remote attackers to deduce the GCM authentication key and spoof data. Rated Medium severity (CVSS 5.9), this vulnerability requires high attack complexity but could lead to high confidentiality impact. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 10.5.65.11CPE matchmatch criteria
cpe:2.3:a:citrix:netscaler_application_delivery_controller_firmware:*:*:*:*:*:*:*:*
<= 11.0.69.12CPE matchmatch criteria
cpe:2.3:a:citrix:netscaler_application_delivery_controller_firmware:*:*:*:*:*:*:*:*
<= 11.1.51.21CPE matchmatch criteria
cpe:2.3:a:citrix:netscaler_application_delivery_controller_firmware:*:*:*:*:*:*:*:*

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
3.18%
Probability of exploitation in next 30 days
EPSS Percentile
86.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0318 is in the 81st 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

Vendor Patches (1)

citrixvendor investigatingvia nvd_reference
View patch

References

github.com / nonce-disrespect/nonce-disrespect
Third Party Advisory
support.citrix.com / article/CTX220329
Vendor Advisory
securityfocus.com / bid/96151
Third Party AdvisoryVDB Entry