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prionPRIOn knowledge basePRION:CVE-2022-45063
HistoryNov 10, 2022 - 4:15 p.m.

Design/Logic Flaw

2022-11-1016:15:00
PRIOn knowledge base
www.prio-n.com
13
xterm
code execution
font ops
osc 50 response
zsh
linux distributions

9.5 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

71.2%

xterm before 375 allows code execution via font ops, e.g., because an OSC 50 response may have Ctrl-g and therefore lead to command execution within the vi line-editing mode of Zsh. NOTE: font ops are not allowed in the xterm default configurations of some Linux distributions.

CPENameOperatorVersion
fedoraeq35
fedoraeq36
fedoraeq37
xtermlt375