PT-2026-53114 · Antlr4 · Antlr4
CVSS v4.0
5.5
Medium
| Vector | AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Name of the Vulnerable Software and Affected Versions
ANTLR4 versions prior to 4.13.3
Description
An issue exists in the tokenVocab Grammar Option Handler where the
getImportedVocabFile() function in the tool/src/org/antlr/v4/parse/TokenVocabParser.java file is susceptible to path traversal. This allows a remote attacker to manipulate file paths to access unauthorized locations.Recommendations
Update to a version newer than 4.13.2.
As a temporary mitigation, restrict the use of the
getImportedVocabFile() function.Exploit
Fix
Path traversal
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Weakness Enumeration
Related Identifiers
Affected Products
Antlr4