CVE-2020-27783

CVSS V2 Medium 4.3 CVSS V3 Medium 6.1
Description
A XSS vulnerability was discovered in python-lxml's clean module. The module's parser didn't properly imitate browsers, which caused different behaviors between the sanitizer and the user's page. A remote attacker could exploit this flaw to run arbitrary HTML/JS code.
Overview
  • CVE ID
  • CVE-2020-27783
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-12-03T17:15:13
  • Last Modified Date
  • 2022-08-06T03:49:31
Weakness Enumerations
CWE URL
CWE-79 http://cwe.mitre.org/data/definitions/79.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:lxml:lxml:*:*:*:*:*:*:*:* 1 OR 1.2 4.6.2
cpe:2.3:a:redhat:software_collections:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:netapp:snapcenter:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:oracle:communications_offline_mediation_controller:12.0.0.3.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:N/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • CHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • NONE
  • Base Score
  • 6.1
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 2.7
References
Reference URL Reference Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1901633 Exploit Issue Tracking Patch Third Party Advisory
https://www.debian.org/security/2020/dsa-4810
https://lists.debian.org/debian-lts-announce/2020/12/msg00028.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JKG67GPGTV23KADT4D4GK4RMHSO4CIQL/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TMHVKRUT22LVWNL3TB7HPSDHJT74Q3JK/
https://advisory.checkmarx.net/advisory/CX-2020-4286
https://security.netapp.com/advisory/ntap-20210521-0003/
https://www.oracle.com//security-alerts/cpujul2021.html
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-27783
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27783
History
Created Old Value New Value Data Type Notes
2022-05-10 07:06:20 Added to TrackCVE
2022-12-05 17:35:17 2020-12-03T17:15Z 2020-12-03T17:15:13 CVE Published Date updated
2022-12-05 17:35:17 2022-08-06T03:49:31 CVE Modified Date updated
2022-12-05 17:35:17 Analyzed Vulnerability Status updated