CVE-2020-6817
Summary
| CVE | CVE-2020-6817 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2023-02-16 22:15:00 UTC |
| Updated | 2023-02-28 14:46:00 UTC |
| Description | bleach.clean behavior parsing style attributes could result in a regular expression denial of service (ReDoS). Calls to bleach.clean with an allowed tag with an allowed style attribute are vulnerable to ReDoS. For example, bleach.clean(..., attributes={'a': ['style']}). |
Risk And Classification
Problem Types: CWE-1333
NVD Known Affected Configurations (CPE 2.3)
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| 1623633 - (CVE-2020-6817) Regular expression denial-of-service in mozilla/bleach BleachSanitizerFilter.sanitize_css gauntlet regular expression | MISC | bugzilla.mozilla.org | |
| regular expression denial-of-service (ReDoS) in BleachSanitizerFilter.sanitize_css gauntlet regular expression · Advisory · mozilla/bleach · GitHub | MISC | github.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.