Vulnerability Monitor

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CVE-2019-14865

A flaw was found in the grub2-set-bootflag utility of grub2. A local attacker could run this utility under resource pressure (for example by setting RLIMIT), causing grub2 configuration files to be truncated and leaving the system unbootable on subsequent reboots.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.9, requiring local system access to exploit with relatively low complexity though user interaction is required requiring only low-level privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 5 products from gnu, from redhat, from redhat and 2 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2019, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2019-11-29T10:15:12.830

Last Modified

2025-04-29T20:39:59.300

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 5.9 (MEDIUM)

CVSSv2 Vector

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

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

6.9

Weaknesses

Type: Secondary
CWE-267
Type: Secondary
NVD-CWE-noinfo

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	gnu	grub2	-	Yes
Operating System	redhat	enterprise_linux	8.0	No
Operating System	redhat	enterprise_linux_eus	8.1	No
Operating System	redhat	enterprise_linux_eus	8.2	No
Operating System	redhat	enterprise_linux_eus	8.4	No
Operating System	redhat	enterprise_linux_eus	8.6	No
Operating System	redhat	enterprise_linux_eus	8.8	No
Operating System	redhat	enterprise_linux_server_aus	8.2	No
Operating System	redhat	enterprise_linux_server_aus	8.4	No
Operating System	redhat	enterprise_linux_server_aus	8.6	No
Operating System	redhat	enterprise_linux_server_tus	8.2	No
Operating System	redhat	enterprise_linux_server_tus	8.4	No
Operating System	redhat	enterprise_linux_server_tus	8.6	No
Operating System	redhat	enterprise_linux_server_tus	8.8	No

References

http://www.openwall.com/lists/oss-security/2024/02/06/3 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2020:0335 Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14865 Issue Tracking, Third Party Advisory ([email protected])
https://seclists.org/oss-sec/2019/q4/101 Mailing List, Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2024/02/06/3 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2020:0335 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14865 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://seclists.org/oss-sec/2019/q4/101 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For gnu's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.