Multiple vulnerabilities in Tenable Nessus



Published: 2018-05-16
Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2018-1147
CVE-2018-1148
CWE-ID CWE-79
CWE-384
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Tenable Nessus
Client/Desktop applications / Software for system administration

Vendor Tenable Network Security

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Cross-site scripting

EUVDB-ID: #VU12744

Risk: Low

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

CVE-ID: CVE-2018-1147

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

Exploit availability: No

Description

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

The weakness exists in '.nessus' files due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link 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.

Mitigation

Update to version 7.1.0.

Vulnerable software versions

Tenable Nessus: 7.0.0 - 7.0.3

External links

http://www.tenable.com/security/tns-2018-05


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.

2) Session fixation attack

EUVDB-ID: #VU12745

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-2018-1148

CWE-ID: CWE-384 - Session Fixation

Exploit availability: No

Description

The vulnerability allows a remote authenticated attacker to perform session fixation attacks on the target system.

The weakness exists due to insufficient session management. A remote attacker can maintain system access after a password change due to session fixation.

Mitigation

Update to version 7.1.0.

Vulnerable software versions

Tenable Nessus: 7.0.0 - 7.0.3

External links

http://www.tenable.com/security/tns-2018-05


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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