CVE-2021-43008

Name: CVE-2021-43008
Creator: NVD / NIST
Published: 2022-04-05T02:15:06.887+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 13.64%

Last modified Jun 17, 2026

CVE-2021-43008 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Improper Access Control in Adminer versions 1.12.0 to 4.6.2 (fixed in version 4.6.3) allows an attacker to achieve Arbitrary File Read on the remote server by requesting the Adminer to connect to a remote MySQL database.. EPSS estimates a 13.64% chance of exploitation in the next 30 days.

Description

Improper Access Control in Adminer versions 1.12.0 to 4.6.2 (fixed in version 4.6.3) allows an attacker to achieve Arbitrary File Read on the remote server by requesting the Adminer to connect to a remote MySQL database.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

13.64%

96.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Adminer	Adminer	>= 1.12.0, <= 4.6.2
Debian	Debian Linux	9.0

References

https://github.com/vrana/adminer/releases/tag/v4.6.3Release Notes, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/05/msg00012.htmlMailing List, Third Party Advisory
https://podalirius.net/en/cves/2021-43008/Exploit, Third Party Advisory
https://sansec.io/research/adminer-4.6.2-file-disclosure-vulnerabilityExploit, Third Party Advisory
https://www.adminer.org/Product
https://github.com/vrana/adminer/releases/tag/v4.6.3Release Notes, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/05/msg00012.htmlMailing List, Third Party Advisory
https://podalirius.net/en/cves/2021-43008/Exploit, Third Party Advisory
https://sansec.io/research/adminer-4.6.2-file-disclosure-vulnerabilityExploit, Third Party Advisory
https://www.adminer.org/Product

Timeline

Published: Apr 5, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-43008?

How severe is CVE-2021-43008?

CVE-2021-43008 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 13.64% probability of exploitation in the next 30 days.

How do I fix CVE-2021-43008?

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.

Are you affected by CVE-2021-43008?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST