CVE-2019-19450

python-reportlab: code injection in paraparser.py allows code execution

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

paraparser in ReportLab before 3.5.31 allows remote code execution because start_unichar in paraparser.py evaluates untrusted user input in a unichar element in a crafted XML document with '<unichar code="' followed by arbitrary Python code, a similar issue to CVE-2019-17626.

paraparser en ReportLab anterior a 3.5.31 permite la ejecución remota de código porque start_unichar en paraparser.py evalúa la entrada de un usuario que no es de confianza en un elemento unichar en un documento XML manipulado con '

A code injection vulnerability was found in python-reportlab that may allow an attacker to execute code while parsing a unichar element attribute. An application that uses python-reportlab to parse untrusted input files may be vulnerable and could allow remote code execution.

*Credits: N/A

CVSS Scores

NISTv3.1 9.8

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-11-29 CVE Reserved
2023-09-20 CVE Published
2024-08-05 CVE Updated
2024-10-22 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-91: XML Injection (aka Blind XPath Injection)

CAPEC

References (7)

URL	Tag	Source
https://github.com/MrBitBucket/reportlab-mirror/blob/master/CHANGES.md	Release Notes
https://lists.debian.org/debian-lts-announce/2023/09/msg00037.html	Mailing List
https://pastebin.com/5MicRrr4	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CHMCB2GJQKFMGVO5RWHN222NQL5XYPHZ	2024-04-28
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HADPTB3SBU7IVRMDK7OL6WSQRU5AFWDZ	2024-04-28
https://access.redhat.com/security/cve/CVE-2019-19450	2023-10-17
https://bugzilla.redhat.com/show_bug.cgi?id=2239920	2023-10-17

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Reportlab Search vendor "Reportlab"		Reportlab Search vendor "Reportlab" for product "Reportlab"				< 3.5.31 Search vendor "Reportlab" for product "Reportlab" and version " < 3.5.31"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected