How severe is CVE-2023-4400?

CVE-2023-4400 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-4400 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-4400?

CVE-2023-4400 affects Skyhighsecurity Secure Web Gateway. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-4400?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-4400 published?

CVE-2023-4400 was published on 2023-09-13 and last updated on 2026-06-17.

CVE-2023-4400

CVE-2023-4400 is a medium-severity vulnerability in Skyhighsecurity Secure Web Gateway with a CVSS 3.x base score of 6.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-312.

Key facts

Severity: Medium (CVSS 3.x base score 6.2)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-312
Affected product: Skyhighsecurity Secure Web Gateway
Published: 2023-09-13
Last modified: 2026-06-17

Description

A password management vulnerability in Skyhigh Secure Web Gateway (SWG) in main releases 11.x prior to 11.2.14, 10.x prior to 10.2.25 and controlled release 12.x prior to 12.2.1, allows some authentication information stored in configuration files to be extracted through SWG REST API. This was possible due to SWG storing the password in plain text in some configuration files.

Frequently asked questions

What is CVE-2023-4400?: A password management vulnerability in Skyhigh Secure Web Gateway (SWG) in main releases 11.x prior to 11.2.14, 10.x prior to 10.2.25 and controlled release 12.x prior to 12.2.1, allows some authentication information stored in configuration files to be extracted through SWG REST API. This was possible due to SWG storing the password in plain text in some configuration files.
How severe is CVE-2023-4400?: CVE-2023-4400 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-4400 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-4400?: CVE-2023-4400 affects Skyhighsecurity Secure Web Gateway. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-4400?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-4400 published?: CVE-2023-4400 was published on 2023-09-13 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:skyhighsecurity:secure_web_gateway:*:*:*:*:*:*:*:*

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