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tornado: multipart split() creates huge temp list before max_parts check -> memory amplification DoS (httputil.py:34)
tornado: multipart split() creates huge temp list before max_parts check -> memory amplification DoS (httputil.py:34)
Affected packages
- tornado— before 6.5.8
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- —
- EPSS percentile
- —
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.
Sources
- https://github.com/tornadoweb/tornado/security/advisories/GHSA-8423-8fgw-73vq
- https://github.com/tornadoweb/tornado/pull/3704
- https://github.com/tornadoweb/tornado/commit/de85b3f87446e323e881bbaa3d5a74f4b76e5f05
- https://gist.github.com/afldl/649861f25d39b53b7edbe0298e171617
- https://github.com/tornadoweb/tornado
- https://github.com/tornadoweb/tornado/releases/tag/v6.5.8
Structured record: https://osv.dev/vulnerability/GHSA-8423-8fgw-73vq
Recommended response stack
Snyk — Scan your dependencies in CI and fix this vulnerability.→Socket — Detect malicious and compromised packages before they ship.→
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