CVE-2022-37616

moderate-risk

Published 2022-10-11

A prototype pollution vulnerability exists in the function copy in dom.js in the xmldom (published as @xmldom/xmldom) package before 0.8.3 for Node.js via the p variable. NOTE: the vendor states "we are in the process of marking this report as invalid"; however, some third parties takes the position that "A prototype injection/Prototype pollution is not just when global objects are polluted with recursive merge or deep cloning but also when a target object is polluted."

Do I need to act?

1.2% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 9.8/10 Critical

NETWORK / LOW complexity

Affected Products (3)

Xmldom

Debian Linux

Affected Vendors

Debian Xmldom Project

References (20)

Technical Description http://users.encs.concordia.ca/~mmannan/publications/JS-vulnerability-aisaccs202...

Technical Description https://dl.acm.org/doi/abs/10.1145/3488932.3497769

Third Party Advisory https://dl.acm.org/doi/pdf/10.1145/3488932.3497769

Patch https://github.com/xmldom/xmldom/blob/bc36efddf9948aba15618f85dc1addfc2ac9d7b2/l...

Issue Tracking https://github.com/xmldom/xmldom/issues/436

Issue Tracking https://github.com/xmldom/xmldom/issues/436#issuecomment-1319412826

Issue Tracking https://github.com/xmldom/xmldom/issues/436#issuecomment-1327776560

Third Party Advisory https://github.com/xmldom/xmldom/security/advisories/GHSA-9pgh-qqpf-7wqj

Mailing List https://lists.debian.org/debian-lts-announce/2022/10/msg00023.html