#VU79799 Inefficient regular expression complexity in word-wrap
Vulnerability identifier: #VU79799
Vulnerability risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-1333
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
word-wrap
Web applications /
JS libraries
Vendor: Jon Schlinkert
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient input validation when processing untrusted input with a regular expressions. A remote attacker can pass specially crafted data to the application and perform regular expression denial of service (ReDos) attack.
Mitigation
Install update from vendor's website.
Vulnerable software versions
word-wrap: 1.0.1 - 1.2.3
External links
http://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-4058657
http://github.com/jonschlinkert/word-wrap/blob/master/index.js%23L39
http://security.snyk.io/vuln/SNYK-JS-WORDWRAP-3149973
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.
