Multiple vulnerabilities in Beego

Published: 2022-04-05 | Updated: 2022-05-13

Risk	Low
Patch available	NO
Number of vulnerabilities	2
CVE-ID	CVE-2021-27116 CVE-2021-27117
CWE-ID	CWE-59
Exploitation vector	Local
Public exploit	N/A
Vulnerable software	Beego Web applications / Modules and components for CMS
Vendor	beego Framework

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Link following

EUVDB-ID: #VU63170

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-27116

CWE-ID: CWE-59 - Improper Link Resolution Before File Access ('Link Following')

Exploit availability: No

Description

The vulnerability allows a local user to compromise the target system.

The vulnerability exists due to link following issue in file profile.go in function MemProf. A local user can gain elevated privileges on the target system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Beego: 0.6.0 - 2.0.2

CPE2.3

External links

https://github.com/beego/beego/issues/4484

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Link following

EUVDB-ID: #VU63171