medium
6.1
CWE
79
Advisory Published
CVE Published
Updated

CVE-2019-16935: XSS

First published: Sat Sep 21 2019(Updated: )

A reflected cross-site scripting (XSS) vulnerability was found in Python XML-RPC server. The `server_title` field is not sufficiently sanitized allowing malicious JavaScript to be injected. Successful exploitation would allow a remote attacker to execute JavaScript code within the context of the affected user.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
redhat/python3<0:3.6.8-17.el7
0:3.6.8-17.el7
redhat/python<0:2.7.5-89.el7
0:2.7.5-89.el7
redhat/python3<0:3.6.8-31.el8
0:3.6.8-31.el8
redhat/rh-python36-python<0:3.6.12-1.el6
0:3.6.12-1.el6
redhat/rh-python36-python-pip<0:9.0.1-5.el6
0:9.0.1-5.el6
redhat/rh-python36-python-virtualenv<0:15.1.0-3.el6
0:15.1.0-3.el6
redhat/rh-python36-python<0:3.6.12-1.el7
0:3.6.12-1.el7
redhat/rh-python36-python-pip<0:9.0.1-5.el7
0:9.0.1-5.el7
redhat/rh-python36-python-virtualenv<0:15.1.0-3.el7
0:15.1.0-3.el7
Python Python>=2.7.0<2.7.17
Python Python>=3.0.0<3.5.8
Python Python>=3.6.0<3.6.10
Python Python>=3.7.0<3.7.5
Debian Debian Linux=9.0
Canonical Ubuntu Linux=12.04
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=19.04
redhat/python<2.7.17
2.7.17
redhat/python<3.5.8
3.5.8
redhat/python<3.6.10
3.6.10
redhat/python<3.7.5
3.7.5
debian/jython<=2.7.2+repack1-3
2.7.3+repack1-1
debian/pypy
7.3.3+dfsg-2
debian/python2.7
2.7.18-8+deb11u1

Remedy

https://github.com/python/cpython/commit/8eb64155ff26823542ccf0225b3d57b6ae36ea89

Remedy

https://github.com/python/cpython/commit/1698cacfb924d1df452e78d11a4bf81ae7777389

Remedy

https://github.com/python/cpython/commit/39a0c7555530e31c6941a78da19b6a5b61170687

Remedy

https://github.com/python/cpython/commit/6447b9f9bd27e1f6b04cef674dd3a7ab27bf4f28

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2019-16935?

    CVE-2019-16935 is a reflected cross-site scripting (XSS) vulnerability found in the Python XML-RPC server.

  • How does the XSS vulnerability occur in Python XML-RPC server?

    The XSS vulnerability occurs in the server_title field of the XML-RPC server in Python through 2.7.16, 3.x through 3.6.9, and 3.7.x through 3.7.4.

  • What is the severity of CVE-2019-16935?

    The severity of CVE-2019-16935 is medium with a CVSS score of 6.1.

  • Which versions of Python are affected by CVE-2019-16935?

    Python versions 2.7.16, 3.6.9, and 3.7.x through 3.7.4 are affected by CVE-2019-16935.

  • How can I fix CVE-2019-16935?

    To fix CVE-2019-16935, update Python to version 2.7.17, 3.5.8, 3.6.10, or 3.7.5 depending on the affected version.

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