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CVE-2019-19450

Date: September 19, 2023

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.

Language: Python

Severity Score

Related Resources (11)

https://lists.debian.org/debian-lts-announce/2023/09/msg00037.html
https://pastebin.com/5MicRrr4
https://nvd.nist.gov/vuln/detail/CVE-2019-19450
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HADPTB3SBU7IVRMDK7OL6WSQRU5AFWDZ
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CHMCB2GJQKFMGVO5RWHN222NQL5XYPHZ
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CHMCB2GJQKFMGVO5RWHN222NQL5XYPHZ/
https://github.com/MrBitBucket/reportlab-mirror/blob/master/CHANGES.md
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HADPTB3SBU7IVRMDK7OL6WSQRU5AFWDZ/
https://hg.reportlab.com/hg-public/reportlab
https://github.com/MrBitBucket/reportlab-mirror/blob/master/CHANGES.md#release-353115102019
https://www.mend.io/vulnerability-database/CVE-2019-19450

Severity Score

Weakness Type (CWE)

XML Injection (aka Blind XPath Injection)

CWE-91

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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