PT-2021-21863 · Graylog · Graylog

David Herbstmann · Published 2021-07-31 · Updated 2021-08-10 · CVE-2021-37759

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions: Graylog versions prior to 4.1.2

Description: A Session ID leak in the DEBUG log file allows attackers to escalate privileges to the access level of the leaked session ID.

Recommendations: For Graylog versions prior to 4.1.2, update to version 4.1.2 or later to resolve the issue. As a temporary workaround, consider restricting access to the DEBUG log file to minimize the risk of exploitation.

Fix

Insertion into Log File

Weakness Enumeration

CWE-532

Related Identifiers

CVE-2021-37759

Affected Products

Graylog

References · 4

• https://graylog.org/post/announcing-graylog-v4-1-2 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-37759 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-37759 · Security Note
• https://t.me/cvenotify/18416 · Telegram Post