Multiple vulnerabilities in Oracle Retail EFTLink
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE-ID | CVE-2021-34429 CVE-2021-36374 CVE-2021-44832 |
| CWE-ID | CWE-284 CWE-400 CWE-94 |
| Exploitation vector | Network |
| Public exploit | Public exploit code for vulnerability #1 is available. |
| Vulnerable software Subscribe |
Oracle Retail EFTLink Web applications / E-Commerce systems |
| Vendor | Oracle |
Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
1) Improper access control
EUVDB-ID: #VU56964
Risk: Medium
CVSSv3.1: 7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:F/RL:O/RC:C]
CVE-ID: CVE-2021-34429
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper input validation when processing certain characters in URI. A remote attacker can send a specially crafted HTTP request with encoded characters in URI, bypass implemented security restrictions and access content of the WEB-INF directory.
MitigationInstall update from vendor's website.
Vulnerable software versionsOracle Retail EFTLink: 20.0.1
External linkshttp://www.oracle.com/security-alerts/cpuapr2022.html?930461
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.
2) Resource exhaustion
EUVDB-ID: #VU54856
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-36374
CWE-ID:
CWE-400 - Resource exhaustion
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources when processing ZIP archives. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.
MitigationInstall update from vendor's website.
Vulnerable software versionsOracle Retail EFTLink: 19.0.1 - 20.0.1
External linkshttp://www.oracle.com/security-alerts/cpuapr2022.html?930461
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Code Injection
EUVDB-ID: #VU59098
Risk: Medium
CVSSv3.1: 5.8 [CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-44832
CWE-ID:
CWE-94 - Improper Control of Generation of Code ('Code Injection')
Exploit availability: No
DescriptionThe vulnerability allows a remote user to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation. A remote user with permission to modify the logging configuration file can construct a malicious configuration using a JDBC Appender with a data source referencing a JNDI URI which can execute remote code.
MitigationInstall update from vendor's website.
Vulnerable software versionsOracle Retail EFTLink: 17.0.2 - 21.0.0
External linkshttp://www.oracle.com/security-alerts/cpuapr2022.html?930461
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
