How severe is CVE-2020-23043?

CVE-2020-23043 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-23043 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-23043?

CVE-2020-23043 affects Air Sender Project Air Sender. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-23043?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-23043 published?

CVE-2020-23043 was published on 2021-10-22 and last updated on 2026-06-17.

CVE-2020-23043

CVE-2020-23043 is a high-severity vulnerability in Air Sender Project Air Sender with a CVSS 3.x base score of 8.8. 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-434.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Air Sender Project Air Sender
Published: 2021-10-22
Last modified: 2026-06-17

Description

Tran Tu Air Sender v1.0.2 was discovered to contain an arbitrary file upload vulnerability in the upload module. This vulnerability allows attackers to execute arbitrary code via a crafted file.

Frequently asked questions

What is CVE-2020-23043?: Tran Tu Air Sender v1.0.2 was discovered to contain an arbitrary file upload vulnerability in the upload module. This vulnerability allows attackers to execute arbitrary code via a crafted file.
How severe is CVE-2020-23043?: CVE-2020-23043 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-23043 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-23043?: CVE-2020-23043 affects Air Sender Project Air Sender. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-23043?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-23043 published?: CVE-2020-23043 was published on 2021-10-22 and last updated on 2026-06-17.

References

https://www.vulnerability-lab.com/get_content.php?id=2212

Affected products (1)

cpe:2.3:a:air_sender_project:air_sender:1.0.2:*:*:*:*:iphone_os:*:*

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