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prionPRIOn knowledge basePRION:CVE-2022-48337
HistoryFeb 20, 2023 - 11:15 p.m.

Input validation

2023-02-2023:15:00
PRIOn knowledge base
www.prio-n.com
9
input validation
command execution
shell metacharacters
source code
etags program
c library
nvd

9.3 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

64.9%

GNU Emacs through 28.2 allows attackers to execute commands via shell metacharacters in the name of a source-code file, because lib-src/etags.c uses the system C library function in its implementation of the etags program. For example, a victim may use the โ€œetags -u *โ€ command (suggested in the etags documentation) in a situation where the current working directory has contents that depend on untrusted input.

CPENameOperatorVersion
debian_linuxeq11.0
emacsle28.2