Denial of service in jsPDF

1) Resource management error

EUVDB-ID: #VU51274

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-23353

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper management of internal resources within the application when processing data with regular expressions within the addImage function. A remote attacker can send specially crafted HTTP requests to the application pass specially crafted data to the application and perform a denial of service via regular expression (ReDoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

jspdf: 2.0.0 - 2.3.0

CPE2.3

• cpe:2.3:a:jelle_s:jspdf:2.0.0:*:*:*:*:drupal:*:*
• cpe:2.3:a:jelle_s:jspdf:2.1.1:*:*:*:*:drupal:*:*
• cpe:2.3:a:jelle_s:jspdf:2.2.0:*:*:*:*:drupal:*:*

External links

https://github.com/MrRio/jsPDF/releases/tag/v2.3.1

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.