Multiple vulnerabilities in bin-links package for Node.js



| Updated: 2020-01-05
Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID N/A
CWE-ID CWE-22
CWE-61
Exploitation vector Network
Public exploit N/A
Vulnerable software
 bin-links
Web applications / Modules and components for CMS

Vendor isaacs

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Path traversal

EUVDB-ID: #VU23919

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: N/A

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 when processing directory traversal sequences, which allows attackers to create arbitrary files in the system outside of the intended node_modules folder through the bin field.

Mitigation

Update to version 1.1.5.

Vulnerable software versions

bin-links: 1.0.0 - 1.1.4

CPE2.3 External links

https://www.npmjs.com/advisories/1427


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) UNIX symbolic link following

EUVDB-ID: #VU23921

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: N/A

CWE-ID: CWE-61 - UNIX Symbolic Link (Symlink) Following

Exploit availability: No

Description

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

The vulnerability exists due to a symlink following issue. A remote attacker can create a specially crafted symbolic link to files outside the thenode_modules folder through the bin field. This may allow attackers to access unauthorized files and gain access to sensitive information on the system.

Mitigation

Update to version 1.1.5.

Vulnerable software versions

bin-links: 1.0.0 - 1.1.4

CPE2.3 External links

https://www.npmjs.com/advisories/1435


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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