Multiple vulnerabilities in Cisco Small Business RV160, RV160W, RV260, RV260P, and RV260W VPN Routers



Published: 2021-02-04
Risk High
Patch available YES
Number of vulnerabilities 9
CVE-ID CVE-2021-1289
CVE-2021-1290
CVE-2021-1291
CVE-2021-1292
CVE-2021-1293
CVE-2021-1294
CVE-2021-1295
CVE-2021-1297
CVE-2021-1296
CWE-ID CWE-94
CWE-22
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Cisco Small Business RV160 Series VPN Router
Hardware solutions / Routers & switches, VoIP, GSM, etc

Cisco Small Business RV160W Wireless-AC VPN Router
Hardware solutions / Routers & switches, VoIP, GSM, etc

Cisco Small Business RV260 VPN Router
Hardware solutions / Routers & switches, VoIP, GSM, etc

Cisco Small Business RV260P VPN Router with POE
Hardware solutions / Routers & switches, VoIP, GSM, etc

Cisco Small Business RV260W Wireless-AC VPN Router
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor

Security Bulletin

This security bulletin contains information about 9 vulnerabilities.

1) Code Injection

EUVDB-ID: #VU50318

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-2021-1289

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to the HTTP requests are not properly validated. A remote attacker can send a specially crafted HTTP request and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Small Business RV160 Series VPN Router: before 1.0.01.02

Cisco Small Business RV160W Wireless-AC VPN Router: before 1.0.01.02

Cisco Small Business RV260 VPN Router: before 1.0.01.02

Cisco Small Business RV260P VPN Router with POE: before 1.0.01.02

Cisco Small Business RV260W Wireless-AC VPN Router: before 1.0.01.02

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv160-260-rce-XZeFkNHf
http://www.zerodayinitiative.com/advisories/ZDI-21-152/


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) Code Injection

EUVDB-ID: #VU50319

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-2021-1290

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to the HTTP requests are not properly validated. A remote attacker can send a specially crafted HTTP request and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Small Business RV160 Series VPN Router: before 1.0.01.02

Cisco Small Business RV160W Wireless-AC VPN Router: before 1.0.01.02

Cisco Small Business RV260 VPN Router: before 1.0.01.02

Cisco Small Business RV260P VPN Router with POE: before 1.0.01.02

Cisco Small Business RV260W Wireless-AC VPN Router: before 1.0.01.02

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv160-260-rce-XZeFkNHf


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.

3) Code Injection

EUVDB-ID: #VU50320

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-2021-1291

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to the HTTP requests are not properly validated. A remote attacker can send a specially crafted HTTP request and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Small Business RV160 Series VPN Router: before 1.0.01.02

Cisco Small Business RV160W Wireless-AC VPN Router: before 1.0.01.02

Cisco Small Business RV260 VPN Router: before 1.0.01.02

Cisco Small Business RV260P VPN Router with POE: before 1.0.01.02

Cisco Small Business RV260W Wireless-AC VPN Router: before 1.0.01.02

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv160-260-rce-XZeFkNHf


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.

4) Code Injection

EUVDB-ID: #VU50321

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-2021-1292

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to the HTTP requests are not properly validated. A remote attacker can send a specially crafted HTTP request and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Small Business RV160 Series VPN Router: before 1.0.01.02

Cisco Small Business RV160W Wireless-AC VPN Router: before 1.0.01.02

Cisco Small Business RV260 VPN Router: before 1.0.01.02

Cisco Small Business RV260P VPN Router with POE: before 1.0.01.02

Cisco Small Business RV260W Wireless-AC VPN Router: before 1.0.01.02

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv160-260-rce-XZeFkNHf


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.

5) Code Injection

EUVDB-ID: #VU50322

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-2021-1293

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to the HTTP requests are not properly validated. A remote attacker can send a specially crafted HTTP request and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Small Business RV160 Series VPN Router: before 1.0.01.02

Cisco Small Business RV160W Wireless-AC VPN Router: before 1.0.01.02

Cisco Small Business RV260 VPN Router: before 1.0.01.02

Cisco Small Business RV260P VPN Router with POE: before 1.0.01.02

Cisco Small Business RV260W Wireless-AC VPN Router: before 1.0.01.02

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv160-260-rce-XZeFkNHf


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.

6) Code Injection

EUVDB-ID: #VU50323

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-2021-1294

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to the HTTP requests are not properly validated. A remote attacker can send a specially crafted HTTP request and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Small Business RV160 Series VPN Router: before 1.0.01.02

Cisco Small Business RV160W Wireless-AC VPN Router: before 1.0.01.02

Cisco Small Business RV260 VPN Router: before 1.0.01.02

Cisco Small Business RV260P VPN Router with POE: before 1.0.01.02

Cisco Small Business RV260W Wireless-AC VPN Router: before 1.0.01.02

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv160-260-rce-XZeFkNHf


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.

7) Code Injection

EUVDB-ID: #VU50324

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-2021-1295

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to the HTTP requests are not properly validated. A remote attacker can send a specially crafted HTTP request and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Small Business RV160 Series VPN Router: before 1.0.01.02

Cisco Small Business RV160W Wireless-AC VPN Router: before 1.0.01.02

Cisco Small Business RV260 VPN Router: before 1.0.01.02

Cisco Small Business RV260P VPN Router with POE: before 1.0.01.02

Cisco Small Business RV260W Wireless-AC VPN Router: before 1.0.01.02

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv160-260-rce-XZeFkNHf


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.

8) Path traversal

EUVDB-ID: #VU50326

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1297

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error in the web-based management interface. A remote attacker can use the web-based management interface to upload a file to location on an affected device and overwrite files on the target device.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Small Business RV160 Series VPN Router: before 1.0.01.02

Cisco Small Business RV160W Wireless-AC VPN Router: before 1.0.01.02

Cisco Small Business RV260 VPN Router: before 1.0.01.02

Cisco Small Business RV260P VPN Router with POE: before 1.0.01.02

Cisco Small Business RV260W Wireless-AC VPN Router: before 1.0.01.02

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv160-260-filewrite-7x9mnKjn


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.

9) Path traversal

EUVDB-ID: #VU50325

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1296

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error in the web-based management interface. A remote attacker can use the web-based management interface to upload a file to location on an affected device and overwrite files on the target device.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Small Business RV160 Series VPN Router: before 1.0.01.02

Cisco Small Business RV160W Wireless-AC VPN Router: before 1.0.01.02

Cisco Small Business RV260 VPN Router: before 1.0.01.02

Cisco Small Business RV260P VPN Router with POE: before 1.0.01.02

Cisco Small Business RV260W Wireless-AC VPN Router: before 1.0.01.02

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv160-260-filewrite-7x9mnKjn


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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