High severity · published Oct 11, 2021
CVE-2021-29005
Insecure permission of chmod command on rConfig server 3.9.6 exists
8.8
CVSS
2.2%
EPSS
No
On KEV
Description
Insecure permission of chmod command on rConfig server 3.9.6 exists. After installing rConfig apache user may execute chmod as root without password which may let an attacker with low privilege to gain root access on server.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.2% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RC
Rconfig · Rconfig
3.9.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-29005
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-29005
Exploit
https://github.com/mrojz/rconfig-exploit/blob/main/CVE-2021-29005-POC.sh
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