Vulnerability Monitor

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CVE-2020-6802

In Mozilla Bleach before 3.11, a mutation XSS affects users calling bleach.clean with noscript and a raw tag in the allowed/whitelisted tags option.

Published

2020-03-24T22:15:12.563

Last Modified

2024-11-21T05:36:12.560

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.1 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-79

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mozilla	bleach	< 3.1.1	Yes
Operating System	fedoraproject	fedora	30	Yes
Operating System	fedoraproject	fedora	31	Yes
Operating System	fedoraproject	fedora	32	Yes

References

https://advisory.checkmarx.net/advisory/CX-2020-4276 Exploit, Third Party Advisory ([email protected])
https://github.com/mozilla/bleach/security/advisories/GHSA-q65m-pv3f-wr5r Third Party Advisory ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/72R4VFFHDRSQMNT7IZU3X2755ZP4HGNI/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OCNLM2MGQTOLCIVVYS2Z5S7KOQJR5JC4/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YTULPQB7HVPPYWEYVNHJGDTSPVIDHIZX/ ([email protected])
https://www.checkmarx.com/blog/vulnerabilities-discovered-in-mozilla-bleach Exploit, Third Party Advisory ([email protected])
https://advisory.checkmarx.net/advisory/CX-2020-4276 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/mozilla/bleach/security/advisories/GHSA-q65m-pv3f-wr5r Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/72R4VFFHDRSQMNT7IZU3X2755ZP4HGNI/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OCNLM2MGQTOLCIVVYS2Z5S7KOQJR5JC4/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YTULPQB7HVPPYWEYVNHJGDTSPVIDHIZX/ (af854a3a-2127-422b-91ae-364da2661108)
https://www.checkmarx.com/blog/vulnerabilities-discovered-in-mozilla-bleach Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)