Multiple vulnerabilities in Cacti



Published: 2020-01-16 | Updated: 2022-05-19
Risk High
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2020-7106
CVE-2020-7237
CWE-ID CWE-79
CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Cacti
Web applications / Other software

Vendor The Cacti Group, Inc.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

Updated 20.01.2020
Added vulnerability #2

1) Stored cross-site scripting

EUVDB-ID: #VU24356

Risk: Low

CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-7106

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the "description" parameter. A remote attacker can permanently inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

This vulnerability affects the following files:

  • data_sources.php
  • color_templates_item.php
  • graphs.php
  • graph_items.php
  • lib/api_automation.php
  • user_admin.php
  • user_group_admin.php

Mitigation

Install update from vendor's website.

Vulnerable software versions

Cacti: 1.2.8


CPE2.3 External links

http://github.com/Cacti/cacti/issues/3191

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) Input validation error

EUVDB-ID: #VU24394

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-7237

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input in the Performance Boost Debug Log field of "poller_automation.php". A remote authenticated attacker can execute arbitrary code via shell metacharacters.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Cacti: 1.2.8


CPE2.3 External links

http://github.com/Cacti/cacti/issues/3201

Q & A

Can this vulnerability be exploited remotely?

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