An XPath Injection vulnerability due to Improper Input Validation in the J-Web component of Juniper Networks Junos OS allows an authenticated attacker to add an XPath command to the XPath stream, which may allow chaining to other unspecified vulnerabilities, leading to a partial loss of confidentiality. This issue affects Juniper Networks Junos OS: all versions prior to 19.1R3-S9.

19.2 versions prior to 19.2R3-S6.

19.3 versions prior to 19.3R3-S7.

19.4 versions prior to 19.4R2-S7, 19.4R3-S8.

20.1 versions prior to 20.1R3-S5.

20.2 versions prior to 20.2R3-S5.

20.3 versions prior to 20.3R3-S5.

20.4 versions prior to 20.4R3-S4.

21.1 versions prior to 21.1R3-S2.

21.2 versions prior to 21.2R3-S1.

21.3 versions prior to 21.3R2-S2, 21.3R3.

21.4 versions prior to 21.4R1-S2, 21.4R2-S1, 21.4R3.

22.1 versions prior to 22.1R1-S1, 22.1R2.