PT-2021-10983

CVE-2020-23914

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Published

2021-04-21

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Updated

2021-04-26

Description by

CVSS 3.1
5.5
Medium
MetricsAV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions: cpp-peglib versions prior to 0.1.13
Description: An issue exists in the peg::AstOptimizer::optimize() function, located in peglib.h, which allows an attacker to cause Denial of Service due to a NULL pointer dereference.
Recommendations: For versions prior to 0.1.13, update to version 0.1.13 or later to resolve the issue. As a temporary workaround, consider restricting access to the optimize() function until a patch is available.
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