Singularity
CVE-2020-25039
HIGH
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Lifecycle Timeline
1DescriptionNVD
Sylabs Singularity 3.2.0 through 3.6.2 has Insecure Permissions on temporary directories used in fakeroot or user namespace container execution.
AnalysisAI
Sylabs Singularity 3.2.0 through 3.6.2 has Insecure Permissions on temporary directories used in fakeroot or user namespace container execution. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Exposure of Resource to Wrong Sphere (CWE-668), which allows attackers to access resources from an unintended security context. Sylabs Singularity 3.2.0 through 3.6.2 has Insecure Permissions on temporary directories used in fakeroot or user namespace container execution. Affected products include: Sylabs Singularity, Opensuse Leap. Version information: through 3.6.2.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement proper access controls, validate resource access permissions, use security boundaries.
More in Singularity
View allAn issue was discovered in Singularity 3.1.0 to 3.2.0-rc2, a malicious user with local/network access to the host system
Sylabs Singularity Enterprise through 1.6.2 has Insufficient Entropy in a nonce. Rated critical severity (CVSS 9.8), thi
Sylabs Singularity 3.5.x and 3.6.x, and SingularityPRO before 3.5-8, has an Incorrect Check of a Function's Return Value
Singularity (an open source container platform) from version 3.1.1 through 3.6.3 has a vulnerability. Rated critical sev
Sylabs Singularity through 3.6.2 has Insecure Permissions on temporary directories used in explicit and implicit contain
Apptainer is an open source container platform for Linux. Rated high severity (CVSS 7.8), this vulnerability is low atta
Sylabs Singularity 2.4 to 2.6 allows local users to conduct Improper Input Validation attacks. Rated high severity (CVSS
Sylabs Singularity 3.0 through 3.5 lacks support for an Integrity Check. Rated high severity (CVSS 7.5), this vulnerabil
Sylabs Singularity 3.5.0 through 3.5.3 fails to report an error in a Status Code. Rated high severity (CVSS 7.5), this v
Sylabs Singularity 3.0 through 3.5 has Improper Validation of an Integrity Check Value. Rated high severity (CVSS 7.5),
Insecure permissions (777) are set on $HOME/.singularity when it is newly created by Singularity (version from 3.3.0 to
Singularity 2.3.0 through 2.5.1 is affected by an incorrect access control on systems supporting overlay file system. Ra
Same weakness CWE-668 – Exposure of Resource to Wrong Sphere
View allSame technique Information Disclosure
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External POC / Exploit Code
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