An out-of-bounds heap read in Busybox's unlzma applet leads to information leak and denial of service when crafted LZMA-compressed input is decompressed. This can be triggered by any applet/format that
Published 2021-11-15 21:15:08
Updated 2023-04-25 21:15:09
Source JFrog
View at NVD,   CVE.org
Vulnerability category: Denial of service

Threat overview for CVE-2021-42374

Top countries where our scanners detected CVE-2021-42374
Top open port discovered on systems with this issue 9999
IPs affected by CVE-2021-42374 2
Find out if you* are affected by CVE-2021-42374!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2021-42374

Probability of exploitation activity in the next 30 days: 0.12%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 47 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2021-42374

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
3.3
LOW AV:L/AC:M/Au:N/C:P/I:N/A:P
3.4
4.9
nvd@nist.gov
5.3
MEDIUM CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:H
1.0
4.2
nvd@nist.gov

CWE ids for CVE-2021-42374

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

References for CVE-2021-42374

Products affected by CVE-2021-42374

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