High severity · published Apr 27, 2022
CVE-2021-34591
In Bender/ebee Charge Controllers in multiple versions are prone to Local privilege Escalation
7.8
CVSS
0.2%
EPSS
No
On KEV
Description
In Bender/ebee Charge Controllers in multiple versions are prone to Local privilege Escalation. An authenticated attacker could get root access via the suid applications socat, ip udhcpc and ifplugd.
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
CF
Cc612 Firmware · Bender
5.11.0 before 5.11.2; 5.12.0 before 5.12.5; 5.13.0 before 5.13.2; 5.20.0 before 5.20.2 · source: NVD
IF
Icc15xx Firmware · Bender
5.11.0 before 5.11.2; 5.12.0 before 5.12.5; 5.13.0 before 5.13.2; 5.20.0 before 5.20.2; 5.11.0 before 5.11.2; 5.12.0 before 5.12.5; +6 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-34591
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-34591
Vendor Advisory
https://cert.vde.com/en/advisories/VDE-2021-047
More from Cc612 Firmware
9.8
CVE-2021-34601
In Bender/ebee Charge Controllers in multiple versions are prone to Hardcoded Credentials
8.8
CVE-2021-34602
In Bender/ebee Charge Controllers in multiple versions are prone to Command injection via Web interface
8.8
CVE-2021-34592
In Bender/ebee Charge Controllers in multiple versions are prone to Command injection via Web interface
8.6
CVE-2021-34588
In Bender/ebee Charge Controllers in multiple versions are prone to unprotected data export
7.5
CVE-2021-34589
In Bender/ebee Charge Controllers in multiple versions are prone to an RFID leak