6.1

CVE-2018-19787

An issue was discovered in lxml before 4.2.5. lxml/html/clean.py in the lxml.html.clean module does not remove javascript: URLs that use escaping, allowing a remote attacker to conduct XSS attacks, as demonstrated by "j a v a s c r i p t:" in Internet Explorer. This is a similar issue to CVE-2014-3146.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Lxml ≫ Lxml Version < 4.2.5
Debian ≫ Debian Linux Version 8.0
Canonical ≫ Ubuntu Linux Version 12.04 SwEdition esm
Canonical ≫ Ubuntu Linux Version 14.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 16.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 18.04 SwEdition lts
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 2.44% 0.822
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 6.1 2.8 2.7
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NIST 4.3 8.6 2.9
AV:N/AC:M/Au:N/C:N/I:P/A:N
CISA-ADP 6.1 2.8 2.7
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

https://github.com/lxml/lxml/commit/6be1d081b49c97cfd7b3fbd934a193b668629109
Patch
Vendor Advisory
https://lists.debian.org/debian-lts-announce/2018/12/msg00001.html
Third Party Advisory
Mailing List
https://lists.debian.org/debian-lts-announce/2020/11/msg00044.html
https://usn.ubuntu.com/3841-1/
Third Party Advisory
https://usn.ubuntu.com/3841-2/
Third Party Advisory