| Bug ID | 1173614 |
|---|---|
| Summary | VUL-0: CVE-2019-15608: yarn: TOCTOU vulnerability leads to cache pollution |
| Classification | openSUSE |
| Product | openSUSE Distribution |
| Version | Leap 42.3 |
| Hardware | Other |
| URL | https://smash.suse.de/issue/255125/ |
| OS | Other |
| Status | NEW |
| Severity | Normal |
| Priority | P5 - None |
| Component | Security |
| Assignee | security-team@suse.de |
| Reporter | atoptsoglou@suse.com |
| QA Contact | security-team@suse.de |
| Found By | Security Response Team |
| Blocker | --- |
CVE-2019-15608 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: https://github.com/yarnpkg/yarn/blob/master/CHANGELOG.md#1190 https://github.com/yarnpkg/yarn/commit/0474b8c66a8ea298f5e4dedc67b2de464297ad1c https://hackerone.com/reports/703138 References: https://bugzilla.redhat.com/show_bug.cgi?id=1851875 http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-15608 http://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-15608.html http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-15608 https://hackerone.com/reports/703138