Cyber Resilience

CVE-2021-1265

Medium

Published: 20 January 2021

Published
20 January 2021
Modified
23 July 2025
KEV Added
Patch
CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0011 28.6th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-1265 is a medium-severity Cleartext Storage of Sensitive Information (CWE-312) vulnerability in Cisco Catalyst Center. Its CVSS base score is 6.5 (Medium).

Operationally, ranked at the 28.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A vulnerability in the configuration archive functionality of Cisco DNA Center could allow any privilege-level authenticated, remote attacker to obtain the full unmasked running configuration of managed devices. The vulnerability is due to the configuration archives files being stored in…

more

clear text, which can be retrieved by various API calls. An attacker could exploit this vulnerability by authenticating to the device and executing a series of API calls. A successful exploit could allow the attacker to retrieve the full unmasked running configurations of managed devices.

CWE(s)

Related Threats

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

Affected Assets

cisco
catalyst center
≤ 2.1.1.0

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-312

Training on secure data handling discourages cleartext storage of sensitive information.

addresses: CWE-312

Data action mapping can detect storage actions that leave sensitive information in cleartext.

addresses: CWE-312

Configuration policies can mandate secure storage methods to avoid cleartext storage of sensitive information.

addresses: CWE-312

Policy requires protection measures such as encryption for sensitive data stored on media, preventing cleartext exposure.

addresses: CWE-312

Key-management policy requires protected storage of key material, preventing cleartext storage of sensitive cryptographic keys.

addresses: CWE-312

Requiring confidentiality protection for information at rest eliminates cleartext storage of sensitive data on persistent media.

addresses: CWE-312

Reduces cleartext storage of sensitive data when OPSEC identifies and mandates protection of key information artifacts.

References