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Vulnerability record · CVE-2019-19724 · published 18 December 2019

CVE-2019-19724: Sylabs singularity incorrect default permissions vulnerability

Sylabs · Singularity

Insecure permissions (777) are set on $HOME/.singularity when it is newly created by Singularity (version from 3.3.0 to 3.5.1), which could lead to an information leak, and malicious redirection of operations performed against Sylabs cloud services.

7.5 CVSS 3.1 High EPSS 1.2% · top 31.4% CWE-276 · Incorrect default permissions
7.5CVSS 3.1 base score, v2 5.0
1.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

Insecure permissions (777) are set on $HOME/.singularity when it is newly created by Singularity (version from 3.3.0 to 3.5.1), which could lead to an information leak, and malicious redirection of operations performed against Sylabs cloud services.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00025.html
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00059.html
https://github.com/sylabs/singularity/releases/tag/v3.5.2 Release NotesThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00025.html
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00059.html
https://github.com/sylabs/singularity/releases/tag/v3.5.2 Release NotesThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2021-33027Sylabs singularity vulnerabilitySylabs Singularity Enterprise through 1.6.2 has Insufficient Entropy in a nonce.EPSS 1.3%9.8CVE-2021-33622Sylabs singularity vulnerabilitySylabs Singularity 3.5.x and 3.6.x, and SingularityPRO before 3.5-8, has an Incorrect Check of a Function's Return Value.EPSS 1.3%9.3CVE-2020-15229Sylabs singularity path traversal vulnerabilitySingularity (an open source container platform) from version 3.1.1 through 3.6.3 has a vulnerability. Due to insecure handling of path traversal and …EPSS 2.0%8.8CVE-2020-25040Sylabs singularity exposure of resource to wrong sphere vulnerabilitySylabs Singularity through 3.6.2 has Insecure Permissions on temporary directories used in explicit and implicit container build operations, a differ…EPSS 2.0%8.8CVE-2019-11328Sylabs singularity incorrect permission assignment vulnerabilityAn issue was discovered in Singularity 3.1.0 to 3.2.0-rc2, a malicious user with local/network access to the host system (e.g. ssh) could exploit thi…EPSS 2.1%8.1CVE-2020-25039Sylabs singularity exposure of resource to wrong sphere vulnerabilitySylabs Singularity 3.2.0 through 3.6.2 has Insecure Permissions on temporary directories used in fakeroot or user namespace container execution.EPSS 2.0%7.8CVE-2023-30549Lfprojects apptainer use after free vulnerabilityApptainer is an open source container platform for Linux. There is an ext4 use-after-free flaw that is exploitable through versions of Apptainer < 1.…EPSS 0.37%7.8CVE-2018-19295Sylabs singularity improper input validation vulnerabilitySylabs Singularity 2.4 to 2.6 allows local users to conduct Improper Input Validation attacks.EPSS 0.47%

Source: NIST National Vulnerability Database (record CVE-2019-19724), CISA KEV, FIRST EPSS (scores of 2026-10-19). This page is refreshed as NVD updates the record.