Resource exhaustion in quic-go - CVE-2023-49295

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Main Vulnerability Database Vulnerabilities #VU85065

Resource exhaustion in quic-go - CVE-2023-49295

Published: January 8, 2024


Vulnerability identifier: #VU85065
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-49295
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not limit the number of queued PATH_RESPONSE and retransmits PATH_CHALLENGE and PATH_RESPONSE frames. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.


Affected software

quic-go
syncthing-android
Ansible Automation Platform
Fedora
golang-github-quic
receptor (Red Hat package)
syncthing
caddy

How to mitigate CVE-2023-49295

Install updates from vendor's website.

quic-go - addressed in versions 0.37.7, 0.38.2, 0.39.4, 0.40.1
syncthing-android - update to 1.27.2
golang-github-quic - update to 0.42.0-1.fc41
receptor (Red Hat package) - addressed in versions 1.4.4-1.el8ap, 1.4.4-1.el9ap
syncthing - addressed in versions 1.27.3-1.el8, 1.27.3-1.el9, 1.27.3-1.fc38, 1.27.3-1.fc39
caddy - update to 2.8.4-1.fc41

External References

Related Security Bulletins