CVE-2021-34744
Published: 06 October 2021
Summary
CVE-2021-34744 is a medium-severity Inclusion of Sensitive Information in Source Code (CWE-540) vulnerability in Cisco Business 220-8T-E-2G Firmware. Its CVSS base score is 4.9 (Medium).
Operationally, ranked in the top 46.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-21394
Vulnerability details
Multiple vulnerabilities in Cisco Business 220 Series Smart Switches firmware could allow an attacker with Administrator privileges to access sensitive login credentials or reconfigure the passwords on the user account. For more information about these vulnerabilities, see the Details section…
more
of this advisory.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
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.
Vetting reduces the chance a developer will deliberately insert hard-coded credentials as a backdoor or unauthorized access mechanism.
Prevents inclusion of sensitive information in source code and development artifacts through SDLC-wide OPSEC controls.
Enables users to notice when hard-coded credentials have been exploited for unauthorized access.
Security training explicitly warns against hard-coded credentials, lowering their use in systems.
Policy and procedures prohibit hard-coded credentials in favor of managed authentication.
External identity providers eliminate the need for hard-coded credentials in applications.
Changing default authenticators prior to first use and protecting content prevents use of hard-coded credentials.
Detection and removal of spilled information addresses cases where sensitive data was included in source code.