Vulnerability Details : CVE-2021-33644

An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longname, causing an out-of-bounds read.
Published 2022-08-10 20:15:21
Updated 2023-01-11 21:57:18
Source openEuler
View at NVD,   CVE.org

Products affected by CVE-2021-33644

Exploit prediction scoring system (EPSS) score for CVE-2021-33644

EPSS FAQ
0.26%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 64 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-33644

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
8.1
 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
2.8
5.2
 NIST

CWE ids for CVE-2021-33644

  • The product reads data past the end, or before the beginning, of the intended buffer.
    Assigned by:
    • nvd@nist.gov (Primary)
    • securities@openeuler.org (Secondary)

References for CVE-2021-33644

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