High severity · published Nov 3, 2021
CVE-2021-38420
Delta Electronics DIALink versions 1.2.4.0 and prior default permissions give extensive permissions to low-privileged user accounts, which may allow an attacker to modify the…
7.8
CVSS
0.2%
EPSS
No
On KEV
Description
Delta Electronics DIALink versions 1.2.4.0 and prior default permissions give extensive permissions to low-privileged user accounts, which may allow an attacker to modify the installation directory and upload malicious files.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 14% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DI
Dialink · Deltaww
through 1.2.4.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-38420
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-38420
Third Party Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-21-294-02
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