How severe is CVE-2020-15942?

CVE-2020-15942 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2020-15942 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-15942?

CVE-2020-15942 affects Fortinet Fortiweb. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-15942?

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

When was CVE-2020-15942 published?

CVE-2020-15942 was published on 2021-04-12 and last updated on 2026-06-17.

CVE-2020-15942

CVE-2020-15942 is a medium-severity vulnerability in Fortinet Fortiweb with a CVSS 3.x base score of 4.3. 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-522.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.0
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-522
Affected product: Fortinet Fortiweb
Published: 2021-04-12
Last modified: 2026-06-17

Description

An information disclosure vulnerability in Web Vulnerability Scan profile of Fortinet's FortiWeb version 6.2.x below 6.2.4 and version 6.3.x below 6.3.5 may allow a remote authenticated attacker to read the password used by the FortiWeb scanner to access the device defined in the scan profile.

Frequently asked questions

What is CVE-2020-15942?: An information disclosure vulnerability in Web Vulnerability Scan profile of Fortinet's FortiWeb version 6.2.x below 6.2.4 and version 6.3.x below 6.3.5 may allow a remote authenticated attacker to read the password used by the FortiWeb scanner to access the device defined in the scan profile.
How severe is CVE-2020-15942?: CVE-2020-15942 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2020-15942 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-15942?: CVE-2020-15942 affects Fortinet Fortiweb. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-15942?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-15942 published?: CVE-2020-15942 was published on 2021-04-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:*

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