Cross-site request forgery in Cisco Small Business SPA300/SPA500



Published: 2017-10-19
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-12271
CWE-ID CWE-352
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Small Business SPA300
Hardware solutions / Office equipment, IP-phones, print servers

Small Business SPA500
Hardware solutions / Office equipment, IP-phones, print servers

Vendor Cisco Systems, Inc

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Cross-site request forgery

EUVDB-ID: #VU8893

Risk: Low

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-2017-12271

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

Description

The vulnerability allows a remote authenticated attacker to perform CSRF attack.

The weakness exists in Cisco SPA300/SPA500 Series IP Phones due to a lack of cross-site request forgery (CSRF) protection. A remote attacker can create a specially crafted HTML page or URL, trick the victim into visiting it, gain access to the system and perform arbitrary actions.

Mitigation

Update to version 7.6(2)SR3.

Vulnerable software versions

Small Business SPA300: 7.5.5

Small Business SPA500: 7.5.5

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171018-spa


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

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

Is there known malware, which exploits this vulnerability?

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



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