HIGHPyPI →
cryptography: PKCS#7 EnvelopedData decryption exposes a Bleichenbacher oracle through distinguishable errors and timing
cryptography: PKCS#7 EnvelopedData decryption exposes a Bleichenbacher oracle through distinguishable errors and timing
Affected packages
- cryptography— 44.0.0 → 50.0.0
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- 0.18%
- EPSS percentile
- 7.2%
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs. This advisory is in the top 7%.
Sources
- https://github.com/pyca/cryptography/security/advisories/GHSA-g6cj-pr64-35w5
- https://github.com/pyca/cryptography/pull/15369
- https://github.com/pyca/cryptography/commit/53fccd93413a8d7f07d6d8999681f27b75cffa3f
- https://github.com/pyca/cryptography
Structured record: https://osv.dev/vulnerability/GHSA-g6cj-pr64-35w5
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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