by Kastro
Paper/Archive/CVE-2020-36632

CVE-2020-36632

hughsk flat — hughsk flat index.js unflatten prototype pollution

EPSS 1%CVSS 9.8
critical.is priorityof 100
43
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 68.5.685 × 2013.7No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

A vulnerability, which was classified as critical, was found in hughsk flat up to 5.0.0. This affects the function unflatten of the file index.js. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). It is possible to initiate the attack remotely. Upgrading to version 5.0.1 is able to address this issue. The name of the patch is 20ef0ef55dfa028caddaedbcb33efbdb04d18e13. It is recommended to upgrade the affected component. The identifier VDB-216777 was assigned to this vulnerability.

Affected

ProductAffectedFixed inSource
flat5.0–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
VulDB (CNA)6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
VulDB (CNA)6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

References

writeupvuldb.com/?id.216777refvuldb.com/?ctiid.216777refgithub.com/hughsk/flat/issues/105refgithub.com/hughsk/flat/pull/106patchgithub.com/hughsk/flat/commit/20ef0ef55dfa028caddaedbcb33efbdb04d18e13patchgithub.com/hughsk/flat/releases/tag/5.0.1