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CVE-2021-24031

Description

In the Zstandard command-line utility prior to v1.4.1, output files were created with default permissions. Correct file permissions (matching the input) would only be set at completion time. Output files could therefore be readable or writable to unintended parties.

Risk Information

Base Score
5.5
MODERATE
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS Score
Exploitation Probability
0.074

Associated Vulnerability

VulnerabilityOS Platform
fast lossless compression algorithm (USN-4760-1) zstd_1.3.3+dfsg-2ubuntu1.2_i386.debLinux
fast lossless compression algorithm (USN-4760-1) zstd_1.3.3+dfsg-2ubuntu1.2_amd64.debLinux
fast lossless compression algorithm (USN-4760-1) zstd_1.4.4+dfsg-3ubuntu0.1_i386.debLinux
fast lossless compression algorithm (USN-4760-1) zstd_1.4.4+dfsg-3ubuntu0.1_amd64.debLinux
fast lossless compression algorithm (USN-4760-1) zstd_1.4.5+dfsg-4ubuntu0.1_i386.debLinux
fast lossless compression algorithm (USN-4760-1) zstd_1.4.5+dfsg-4ubuntu0.1_amd64.debLinux
fast lossless compression algorithm (USN-4760-1) libzstd1_1.3.3+dfsg-2ubuntu1.2_i386.debLinux
fast lossless compression algorithm (USN-4760-1) libzstd1_1.3.3+dfsg-2ubuntu1.2_amd64.debLinux
fast lossless compression algorithm (USN-4760-1) libzstd1_1.4.4+dfsg-3ubuntu0.1_i386.debLinux
fast lossless compression algorithm (USN-4760-1) libzstd1_1.4.4+dfsg-3ubuntu0.1_amd64.debLinux
fast lossless compression algorithm (USN-4760-1) libzstd1_1.4.5+dfsg-4ubuntu0.1_i386.debLinux
fast lossless compression algorithm (USN-4760-1) libzstd1_1.4.5+dfsg-4ubuntu0.1_amd64.debLinux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234