PT-2024-20035 · Unknown+2 · Fluent-Bit+2

Published 2024-03-25 · Updated 2025-02-03 · CVE-2024-23722

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Fluent Bit versions 2.1.8 through 2.2.1

Description A NULL pointer dereference can be caused via an invalid HTTP payload with the content type of x-www-form-urlencoded, resulting in a crash and failure to restart. This could lead to logs not being delivered properly.

Recommendations For Fluent Bit versions 2.1.8 through 2.2.1, as a temporary workaround, consider restricting the use of HTTP payloads with the content type of x-www-form-urlencoded to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

AZL-37083

BDU:2025-02748

BIT-FLUENT-BIT-2024-23722

CVE-2024-23722

USN-7250-1

Affected Products

Fluent-Bit

Linuxmint

Ubuntu

References · 24

• 🔥 https://github.com/alexcote1/CVE-2024-23722-poc · Exploit
• 🔥 https://github.com/alexcote1/CVE-2024-23722-poc/blob/main/exploit.py · Exploit
• 🔥 https://medium.com/%40adurands82/fluent-bit-dos-vulnerability-cve-2024-23722-4e3e74af9d00 · Exploit
• https://github.com/fluent/fluent-bit/compare/v2.2.1...v2.2.2 · Patch
• https://osv.dev/vulnerability/CVE-2024-23722 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-23722 · Security Note
• https://ubuntu.com/security/CVE-2023-22497 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2024-23722 · Security Note
• https://ubuntu.com/security/CVE-2018-18838 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-23722 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-18837 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-fluent-bit-2024-23722 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-7250-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-34250 · Vendor Advisory
• https://osv.dev/vulnerability/USN-7250-1 · Vendor Advisory