Cyber Resilience

CVE-2021-32680

Low

Published: 12 July 2021

Published
12 July 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
EPSS Score 0.0020 42.0th percentile
Risk Priority 7 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-32680 is a low-severity Insufficient Logging (CWE-778) vulnerability in Nextcloud Nextcloud Server. Its CVSS base score is 3.3 (Low).

Operationally, ranked at the 42.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Nextcloud Server is a Nextcloud package that handles data storage. In versions priot to 19.0.13, 20.0.11, and 21.0.3, Nextcloud Server audit logging functionality wasn't properly logging events for the unsetting of a share expiration date. This event is supposed to…

more

be logged. This issue is patched in versions 19.0.13, 20.0.11, and 21.0.3.

CWE(s)

Related Threats

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

Affected Assets

nextcloud
nextcloud server
≤ 19.0.13 · 20.0.0 — 20.0.11 · 21.0.0 — 21.0.3
fedoraproject
fedora
33, 34

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-778

Audit policy requires defining and implementing logging of security-relevant events, directly reducing insufficient logging.

addresses: CWE-778

Providing proof of performed actions necessitates sufficient logging of security-relevant events with attribution details.

addresses: CWE-778

Retaining audit records for a defined period ensures security-relevant events remain available for after-the-fact investigations, directly mitigating the risk that attackers can hide actions due to missing or purged log data.

addresses: CWE-778

Directly requires generation of audit records for specified events, preventing the absence of logging that allows undetected malicious activity.

addresses: CWE-778

Directly implements detailed session logging to address the weakness of insufficient logging.

addresses: CWE-778

Provides alternate logging mechanism to maintain audit trails when primary capability fails, directly reducing insufficient logging.

addresses: CWE-778

Employing coordination mechanisms ensures consistent and sufficient logging practices are applied when audit information crosses organizational boundaries.

addresses: CWE-778

This control requires identifying, specifying, and justifying event types for logging with a focus on adequacy for post-incident investigations, directly mitigating insufficient logging.

References