Security restrictions bypass in Cisco Content Security Management Appliance

1) Security restrictions bypass

EUVDB-ID: #VU10421

Risk: Low

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-0140

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote authenticated attacker to bypass security restrictions on the target system.

The weakness exists in the spam quarantine due to a lack of verification of authenticated user accounts. A remote attacker can modify browser strings to see and download messages submitted by other users to the spam quarantine within their company.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Cisco Content Security Management Appliance: 10.0.0 096 - 11.0.0 115

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180207-esacsm

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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