LibreOffice Spreadsheet Index Underflow CVE-2023-0950 (7.4.6/7.5.1)
CVE-2023-0950 Published on May 25, 2023
Array Index UnderFlow in Calc Formula Parsing
Improper Validation of Array Index vulnerability in the spreadsheet component of The Document Foundation LibreOffice allows an attacker to craft a spreadsheet document that will cause an array index underflow when loaded. In the affected versions of LibreOffice certain malformed spreadsheet formulas, such as AGGREGATE, could be created with less parameters passed to the formula interpreter than it expected, leading to an array index underflow, in which case there is a risk that arbitrary code could be executed. This issue affects: The Document Foundation LibreOffice 7.4 versions prior to 7.4.6; 7.5 versions prior to 7.5.1.
Vulnerability Analysis
CVE-2023-0950 is exploitable with local system access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is an out-of-bounds array index Vulnerability?
The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array.
CVE-2023-0950 has been classified to as an out-of-bounds array index vulnerability or weakness.
Products Associated with CVE-2023-0950
You can be notified by email with stack.watch whenever vulnerabilities like CVE-2023-0950 are published in these products:
Affected Versions
The Document Foundation LibreOffice:- Version 7.4 and below 7.4.6 is affected.
- Version 7.5 and below 7.5.1 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.