Multiple vulnerabilities in Ruby on Rails
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE-ID | CVE-2021-22885 CVE-2021-22904 |
| CWE-ID | CWE-200 CWE-416 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Ruby on Rails Universal components / Libraries / Scripting languages |
| Vendor | Rails |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
1) Information disclosure
EUVDB-ID: #VU53001
Risk: Medium
CVSSv3.1:
CVE-ID: CVE-2021-22885
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to improper input validation in the Action Pack within the "redirect_to" or "polymorphic_url" helper. A remote attacker can gain unauthorized access to sensitive information on the system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsRuby on Rails: 1.0.0 - 2.0.0
CPE2.3 External linkshttp://seclists.org/oss-sec/2021/q2/101
Q & A
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?
2) Use-after-free
EUVDB-ID: #VU53004
Risk: Medium
CVSSv3.1:
CVE-ID: CVE-2021-22904
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a use-after-free error in the Token Authentication logic in Action Controller. A remote attacker can send a specially crafted request and cause a denial of service condition on the target system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsRuby on Rails: 4.0.0 - 6.1.3.1
CPE2.3 External linkshttp://seclists.org/oss-sec/2021/q2/102
Q & A
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?
