CVE-2023-45197 — The file upload plugin in Adminer and AdminerEvo allows an attacker to upload a

The file upload plugin in Adminer and AdminerEvo allows an attacker to upload a file with a table name of “..” to the root of the Adminer directory. The attacker can effectively guess the name of the uploaded file and execute it. Adminer is no longer supported, but this issue was

01What is this vulnerability?

The file upload plugin in Adminer and AdminerEvo allows an attacker to upload a file with a table name of “..” to the root of the Adminer directory. The attacker can effectively guess the name of the uploaded file and execute it. Adminer is no longer supported, but this issue was fixed in AdminerEvo version 4.8.3.

02Affected products

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2024-06-21T14:28:36.476Z
• Last modified: 2024-08-02T20:14:19.841Z

09References

• github.com — https://github.com/adminerevo/adminerevo/commit/1cc06d6a1005fd833fa009701badd564…
• github.com — https://github.com/adminerevo/adminerevo/releases/tag/v4.8.3