ReDos in Showdownjs
| Risk | Medium |
| Patch available | NO |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2024-1899 |
| CWE-ID | CWE-1333 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Showdown Web applications / JS libraries |
| Vendor | Showdownjs |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Inefficient regular expression complexity
EUVDB-ID: #VU86811
Risk: Medium
CVSSv3.1: 6.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:U/RC:C]
CVE-ID: CVE-2024-1899
CWE-ID:
CWE-1333 - Inefficient Regular Expression Complexity
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient input validation in subparser when processing links with a regular expressions. A remote attacker can pass specially crafted data to the application and perform regular expression denial of service (ReDos) attack.
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
Vulnerable software versionsShowdown: 0.3.1 - 2.1.0
External linkshttp://www.tenable.com/security/research/tra-2024-05
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.
