What is CVE-2021-45783?

CVE-2021-45783 is a medium-severity vulnerability in Bookeen Notea, classified under Path Traversal. CVSS score: 4.6/10. Published 2022-05-05.

How severe is CVE-2021-45783?

Medium severity. CVSS v3 base score is 4.6 out of 10.

Is CVE-2021-45783 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Path Traversal in Bookeen Notea

CVE-2021-45783

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

Vulnerability class: Path Traversal (Directory Traversal)

Published 2022-05-05 · last modified 2026-07-09.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.019 (78.8th percentile), scored 2026-10-09.

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 78.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000

Affected products

Bookeen Notea
Bookeen Notea Firmware — versions bk_r_1.0.5_20210608

Weakness classification (CWE)

CWE-22 — Path Traversal

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

af854a3a-2127-422b-91ae-364da2661108 (Product)
github.com/cmaillioux/SecurityResearch/blob/main/CVE-2021-45783 (Exploit, Third Party Advisory)
packetstormsecurity.com/files/167016/Bookeen-Notea-BK_R_1.0.5_20210608-Director… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2021-45783?: CVE-2021-45783 is a medium-severity vulnerability in Bookeen Notea, classified under Path Traversal. CVSS score: 4.6/10. Published 2022-05-05.
How severe is CVE-2021-45783?: Medium severity. CVSS v3 base score is 4.6 out of 10.
Is CVE-2021-45783 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.