CVE-2021-29005

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Summary

CVECVE-2021-29005
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-10-11 13:15:07 UTC
Updated2026-07-09 01:16:50 UTC
DescriptionInsecure 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.

Risk And Classification

Primary CVSS: v3.1 8.8 HIGH from [email protected]

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.020680000 probability, percentile 0.791790000 (date 2026-07-12)

Problem Types: CWE-276 | n/a

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary8.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary9AV:N/AC:L/Au:S/C:C/I:C/A:C

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
Single
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:N/AC:L/Au:S/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Rconfig Rconfig 3.9.6 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
rconfig-exploit/CVE-2021-29005-POC.sh at main · mrojz/rconfig-exploit · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Exploit, Third Party Advisory
rConfig - Network Configuration Management! MITRE rconfig.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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