Information disclosure in Cisco Email Security Appliance, Content Security Management Appliance and Web Security Appliance



Published: 2021-01-21
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-1129
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Cisco Email Security Appliance
Server applications / IDS/IPS systems, Firewalls and proxy servers

Cisco Content Security Management Appliance
Server applications / IDS/IPS systems, Firewalls and proxy servers

Cisco Web Security Appliance
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU49908

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1129

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a secure authentication token is not required when authenticating to the general purpose API. A remote attacker can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Email Security Appliance: before 13.5.2

Cisco Content Security Management Appliance: before 13.8.0

Cisco Web Security Appliance: before 12.5.1

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-esa-wsa-sma-info-RHp44vAC


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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