IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to execute arbitrary commands due to improper neutralization of shell metacharacters.
IBM strongly recommends addressing the vulnerability now.
IBM i Release5770-SS1
PTF Number(s)PTF Download Link(s)7.6SJ10968 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10967 7.4SJ10966 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10966 7.3SJ10964 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10964
IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.