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CVE-2023-28799

MEDIUMCVSS 6.1/10EPSS 0.45%

Last modified

CVE-2023-28799 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. A URL parameter during login flow was vulnerable to injection. An attacker could insert a malicious domain in this parameter, which would redirect the user after auth and send the authorization token to the redirected domain.. EPSS estimates a 0.45% chance of exploitation in the next 30 days.

Description

A URL parameter during login flow was vulnerable to injection. An attacker could insert a malicious domain in this parameter, which would redirect the user after auth and send the authorization token to the redirected domain.

Metrics

CVSS 3.1
6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability
0.45%

35.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ZscalerClient Connector< 1.4
ZscalerClient Connector< 1.9.3
ZscalerClient Connector< 1.10.1
ZscalerClient Connector< 1.10.2
ZscalerClient Connector< 3.7
ZscalerClient Connector< 3.9

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-28799?
A URL parameter during login flow was vulnerable to injection. An attacker could insert a malicious domain in this parameter, which would redirect the user after auth and send the authorization token to the redirected domain.
How severe is CVE-2023-28799?
CVE-2023-28799 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.45% probability of exploitation in the next 30 days.
How do I fix CVE-2023-28799?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST