Multiple vulnerabilities in Cisco Application Services Engine



Published: 2021-02-24
Risk High
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2021-1393
CVE-2021-1396
CWE-ID CWE-306
CWE-284
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Cisco Application Services Engine
Server applications / Conferencing, Collaboration and VoIP solutions

Vendor Cisco Systems, Inc

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Missing authentication for critical function

EUVDB-ID: #VU50931

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1393

CWE-ID: CWE-306 - Missing Authentication for Critical Function

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient access controls for a service running in the Data Network. A remote non-authenticated attacker can send specially crafted network packets to the affected system and gain unauthorized access to run containers or invoke host-level operations.

Successful exploitation of the vulnerability may result in a complete compromise of the affected system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Application Services Engine: 1.1.3 - 1.1.3d

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-case-mvuln-dYrDPC6w
http://bst.cloudapps.cisco.com/bugsearch/bug/CSCvw14124


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.

2) Improper access control

EUVDB-ID: #VU50932

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1396

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions for certain API endpoint running in the Data Network. A remote non-authenticated attacker can gain unauthorized access to the system.

Successful exploitation of the vulnerability may allow the attacker to learn device-specific information, create tech support files in an isolated volume, and make limited configuration changes.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Application Services Engine: 1.1.3 - 1.1.3d

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-case-mvuln-dYrDPC6w
http://bst.cloudapps.cisco.com/bugsearch/bug/CSCvw55819


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.



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