Cyber Resilience

CVE-2021-45783

MediumPublic PoC

Published: 05 May 2022

Published
05 May 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 4.6 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0350 87.9th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-45783 is a medium-severity Path Traversal (CWE-22) vulnerability in Bookeen Notea Firmware. Its CVSS base score is 4.6 (Medium).

Operationally, ranked in the top 12.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Bookeen Notea Firmware BK_R_1.0.5_20210608 is affected by a directory traversal vulnerability that allows an attacker to obtain sensitive information.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

bookeen
notea firmware
bk_r_1.0.5_20210608

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-22

Validates pathnames and filenames to prevent traversal outside intended directories.

References