CVE Database›Document archive›CVE-2019-18609

CVE-2019-18609

librabbitmq: integer overflow in amqp_handle_input in amqp_connection.c leads to heap-based buffer overflow

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Severity

Moderate

Red Hat Product Security

8.6

CVSS 3.1

Review impact separately from score.

Published · December 1, 2019

Updated · June 27, 2026

Description

An issue was discovered in amqp_handle_input in amqp_connection.c in rabbitmq-c 0.9.0. There is an integer overflow that leads to heap memory corruption in the handling of CONNECTION_STATE_HEADER. A rogue server could return a malicious frame header that leads to a smaller target_size value than needed. This condition is then carried on to a memcpy function that copies too much data into a heap buffer.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 8.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

CWE-190 · Integer Overflow or Wraparound