CVE-2019-16935 Information

Description

The documentation XML-RPC server in Python through 2.7.16 3.x through 3.6.9 and 3.7.x through 3.7.4 has XSS via the server_title field. This occurs in Lib/DocXMLRPCServer.py in Python 2.x and in Lib/xmlrpc/server.py in Python 3.x. If set_server_title is called with untrusted input arbitrary JavaScript can be delivered to clients that visit the http URL for this server.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Reference

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00062.html http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00063.html http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00012.html http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00021.html http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html https://bugs.python.org/issue38243 https://github.com/python/cpython/blob/35c0809158be7feae4c4f877a08b93baea2d8291/Lib/xmlrpc/server.pyL897 https://github.com/python/cpython/blob/e007860b8b3609ce0bc62b1780efaa06241520bd/Lib/DocXMLRPCServer.pyL213 https://github.com/python/cpython/pull/16373 https://lists.debian.org/debian-lts-announce/2020/07/msg00011.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4X3HW5JRZ7GCPSR7UHJOLD7AWLTQCDVR/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BEARDOTXCYPYELKBD2KWZ27GSPXDI3GQ/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/COATURTCY7G67AYI6UDV5B2JZTBCKIDX/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JCPGLTTOBB3QEARDX4JOYURP6ELNNA2V/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/K7HNVIFMETMFWWWUNTB72KYJYXCZOS5V/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M34WOYCDKTDE5KLUACE2YIEH7D37KHRX/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OYGESQSGIHDCIGOBVF7VXCMIE6YDWRYB/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZBTGPBUABGXZ7WH7677OEM3NSP6ZEA76/ https://security.netapp.com/advisory/ntap-20191017-0004/ https://usn.ubuntu.com/4151-1/ https://usn.ubuntu.com/4151-2/ https://www.oracle.com/security-alerts/cpujul2020.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1