CVE-2021-43129
MediumPublic PoC
Published: 19 April 2022
Published
19 April 2022
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
EPSS Score
0.0485
89.8th percentile
Risk Priority
16
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-43129 is a medium-severity an unspecified weakness vulnerability in D2L Brightspace. Its CVSS base score is 6.5 (Medium).
Operationally, ranked in the top 10.2% 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
- 🇪🇺 ENISA EUVD: EUVD-2021-30078
Vulnerability details
A bypass exists for Desire2Learn/D2L Brightspace’s “Disable Right Click” option in the quizzing feature, which allows a quiz-taker to access print and copy functionality via the browser’s right click menu even when “Disable Right Click” is enabled on the quiz.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
d2l
brightspace
20.21.7
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.