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CVE-2023-24734Pmb Use-After-Free

An arbitrary file upload vulnerability in the camera_upload.php component of PMB v7.4.6 allows attackers to execute arbitrary code via a crafted image file.

Published Mar 6, 2023 · Updated Nov 27, 2024

Key Facts

Patch immediately
  • CVE-2023-24734 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting Pmb (Sigb).
  • It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
  • EPSS estimates a 21% probability of exploitation in the next 30 days.
  • No fixed version is listed yet; check the vendor advisory for mitigations.
  • Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.

Scores

CVSS v3.1

9.8

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

EPSS (30-day exploit likelihood)

21%

Higher than 97.5% of all scored CVEs

Exploit maturity

Proof of concept

ATLAS score

35/100

Publication score, see How it works

Exploitation Verdict

KEV listed

Not listed

Federal due date

None

No federal due date

Ransomware use

Not reported

Attributed actors

None named

Exploit & Defence Guidance

Exploit maturity

Proof of concept

Public exploit code

1

Proof-of-concept links

In-the-wild evidence

0

Reports of active use

Description

An arbitrary file upload vulnerability in the camera_upload.php component of PMB v7.4.6 allows attackers to execute arbitrary code via a crafted image file.

Affected Products

1 affected entries in total
ProductAffected versionsFixed in
PmbSigb7.4.6n/a

Timeline

  1. Publicly disclosed

    Mar 6, 2023

  2. Last updated

    Nov 27, 2024

Weakness Type

  • CWE-416 Use After Free

References

FAQ

Common Questions.

Is CVE-2023-24734 On Your Attack Surface?

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Figures as of Oct 20, 2026. Compiled by Brandefense technologies from public vulnerability catalogs; scoring as described in How it works.

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