Resource management error in py3-django (Alpine package)

1) Resource management error

EUVDB-ID: #VU19618

Risk: Medium

CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-14233

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 usage of django.utils.html.strip_tags() during evaluation of HTML content. A remote attacker can pass large content in HTML format to the application and trigger resource exhaustion.

Mitigation

Install update from vendor's website.

Vulnerable software versions

py-django (Alpine package): 1.7-r0 - 1.11.22-r0

py3-django (Alpine package): 1.11.23-r2

py3-django (Alpine package):

External links

http://git.alpinelinux.org/aports/commit/?id=731de66686d43f91b9dcf733ba91acc55958879d
http://git.alpinelinux.org/aports/commit/?id=0a61f467253f16ad94147ac4b2a312d3757f376f
http://git.alpinelinux.org/aports/commit/?id=a647ee3a77fb6aee5cd7f25d13c0521e5a7b9246
http://git.alpinelinux.org/aports/commit/?id=c7fc6af25f0b0cda600ac132b709aa32810a32aa
http://git.alpinelinux.org/aports/commit/?id=c9242d57e288ae0de776187324f3d0125de602fc
http://git.alpinelinux.org/aports/commit/?id=f23de6bf75a5fed240444ddc45e8609574c70306
http://git.alpinelinux.org/aports/commit/?id=5f752ea195f3f8ce66003ac1240b432c30de48ff

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.