CVE-2023-33733

Publication date 5 June 2023

Last updated 7 April 2026

Ubuntu priority

Why this priority?

Cvss 3 Severity Score

Score breakdown

Description

Reportlab up to v3.6.12 allows attackers to execute arbitrary code via supplying a crafted PDF file.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
python-reportlab	25.10 questing	Fixed 3.6.13-1
	25.04 plucky	Fixed 3.6.13-1
	24.10 oracular	Fixed 3.6.13-1
	24.04 LTS noble	Fixed 3.6.13-1
	23.10 mantic	Fixed 3.6.13-1
	23.04 lunar	Fixed 3.6.12-1ubuntu0.1
	22.10 kinetic	Fixed 3.6.11-1ubuntu0.1
	22.04 LTS jammy	Fixed 3.6.8-1ubuntu0.1
	20.04 LTS focal	Fixed 3.5.34-1ubuntu1.1
	18.04 LTS bionic	Not affected
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Ignored end of standard support

Notes

sbeattie

PoC in the github writeup

mrmajumder

This was introduced while fixing CVE-2019-17626. The patches in xenial and bionic for CVE-2019-17626 use a simpler fix and thus these releases are not affected.

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
python-reportlab	Upstream: https://hg.reportlab.com/hg-public/reportlab/rev/1c39d2db15bb

Severity score breakdown

Parameter	Value
Base score	7.8 · High
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-6196-1
ReportLab vulnerability
3 July 2023