How severe is CVE-2021-43070?

CVE-2021-43070 has a CVSS 3.x base score of 5.4, 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 low, and availability none.

Is CVE-2021-43070 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-43070?

CVE-2021-43070 primarily affects Fortinet Fortiwlm. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-43070?

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

When was CVE-2021-43070 published?

CVE-2021-43070 was published on 2022-03-02 and last updated on 2026-06-17.

CVE-2021-43070

CVE-2021-43070 is a medium-severity vulnerability in Fortinet Fortiwlm with a CVSS 3.x base score of 5.4. 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-22.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 4.0
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Fortinet Fortiwlm
Published: 2022-03-02
Last modified: 2026-06-17

Description

Multiple relative path traversal vulnerabilities [CWE-23] in FortiWLM management interface 8.6.2 and below, 8.5.2 and below, 8.4.2 and below, 8.3.3 and below, 8.2.2 may allow an authenticated attacker to retrieve arbitrary files from the underlying filesystem via specially crafted web requests.

Frequently asked questions

What is CVE-2021-43070?: Multiple relative path traversal vulnerabilities [CWE-23] in FortiWLM management interface 8.6.2 and below, 8.5.2 and below, 8.4.2 and below, 8.3.3 and below, 8.2.2 may allow an authenticated attacker to retrieve arbitrary files from the underlying filesystem via specially crafted web requests.
How severe is CVE-2021-43070?: CVE-2021-43070 has a CVSS 3.x base score of 5.4, 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 low, and availability none.
Is CVE-2021-43070 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-43070?: CVE-2021-43070 primarily affects Fortinet Fortiwlm. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-43070?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-43070 published?: CVE-2021-43070 was published on 2022-03-02 and last updated on 2026-06-17.

References

https://fortiguard.com/psirt/FG-IR-21-106

Affected products (2)

cpe:2.3:a:fortinet:fortiwlm:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiwlm:8.2.2:*:*:*:*:*:*:*

More vulnerabilities in Fortinet Fortiwlm

CVE-2023-34990 — Critical (CVSS 9.8): A relative path traversal in Fortinet FortiWLM version 8.6.0 through 8.6.5 and 8.5.0 through 8.5.4 allows attacker to…
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CVE-2023-36550 — Critical (CVSS 9.8): A improper neutralization of special elements used in an os command ('os command injection') in Fortinet FortiWLM…
CVE-2023-36548 — Critical (CVSS 9.8): A improper neutralization of special elements used in an os command ('os command injection') in Fortinet FortiWLM…
CVE-2023-36547 — Critical (CVSS 9.8): A improper neutralization of special elements used in an os command ('os command injection') in Fortinet FortiWLM…
CVE-2023-34993 — Critical (CVSS 9.8): A improper neutralization of special elements used in an os command ('os command injection') in Fortinet FortiWLM…

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