Input validation error in Cisco Application Policy Infrastructure Controller
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2020-3139 |
| CWE-ID | CWE-20 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Cisco Application Policy Infrastructure Controller Web applications / Remote management & hosting panels |
| Vendor | Cisco Systems, Inc |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Input validation error
EUVDB-ID: #VU24667
Risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-3139
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to bypass configured deny entries for specific IP ports.
The vulnerability exists in the out of band (OOB) management interface due to the configuration of specific IP table entries for which there is a programming logic error that results in the IP port being permitted. A remote attacker can send traffic to the OOB management interface and bypass configured IP table rules to drop specific IP port traffic. The attacker has no control over the configuration of the device itself.
MitigationInstall updates from vendor's website.
Vulnerable software versionsCisco Application Policy Infrastructure Controller: 1.0.1e - 4.2.2g
External linksQ & 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.
