The package integrity validation in yarn < 1.19.0 contains a TOCTOU vulnerability where the hash is computed before writing a package to cache. It's not computed again when reading from the cache. This may lead to a cache pollution attack.
References
Link | Resource |
---|---|
https://github.com/yarnpkg/yarn/blob/master/CHANGELOG.md#1190 | |
https://github.com/yarnpkg/yarn/commit/0474b8c66a8ea298f5e4dedc67b2de464297ad1c | |
https://hackerone.com/reports/703138 | Exploit Mitigation Third Party Advisory |
History
No history.
MITRE Information
Status: PUBLISHED
Assigner: hackerone
Published: 2020-03-15T17:08:13
Updated: 2020-03-21T00:21:41
Reserved: 2019-08-26T00:00:00
Link: CVE-2019-15608
JSON object: View
NVD Information
Status : Modified
Published: 2020-03-15T18:15:11.177
Modified: 2020-03-21T01:15:12.023
Link: CVE-2019-15608
JSON object: View
Redhat Information
No data.