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Security Advisories: GSA_kwCzR0hTQS1xM2NqLTJyMzQtMmN3Y84AAbxz
Improper input validation in cryptography
HKDF in cryptography before 1.5.3 returns an empty byte-string if used with a length less than algorithm.digest_size.
Permalink: https://github.com/advisories/GHSA-q3cj-2r34-2cwcJSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS1xM2NqLTJyMzQtMmN3Y84AAbxz
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: almost 2 years ago
Updated: about 1 year ago
CVSS Score: 7.5
CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Identifiers: GHSA-q3cj-2r34-2cwc, CVE-2016-9243
References:
- https://nvd.nist.gov/vuln/detail/CVE-2016-9243
- https://github.com/pyca/cryptography/issues/3211
- https://github.com/pyca/cryptography/commit/b924696b2e8731f39696584d12cceeb3aeb2d874
- https://cryptography.io/en/latest/changelog
- https://lists.fedoraproject.org/archives/list/[email protected]/message/5R2ZOBMPWDFFHUZ6QOZZY36A6H5CGJXL/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/U23KDR2M2N7W2ZSREG63BVW7D4VC6CIZ/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/WQ5G7KHKZC4SI23JE7277KZXM57GEQKT/
- http://www.openwall.com/lists/oss-security/2016/11/09/2
- http://www.ubuntu.com/usn/USN-3138-1
- https://cryptography.io/en/latest/changelog/#v1-5-3
- https://github.com/advisories/GHSA-q3cj-2r34-2cwc
- https://github.com/pypa/advisory-database/tree/main/vulns/cryptography/PYSEC-2017-8.yaml
- http://www.securityfocus.com/bid/94216
Blast Radius: 38.4
Affected Packages
pypi:cryptography
Dependent packages: 2,599Dependent repositories: 131,580
Downloads: 247,831,888 last month
Affected Version Ranges: < 1.5.3
Fixed in: 1.5.3
All affected versions: 0.2.1, 0.2.2, 0.5.1, 0.5.2, 0.5.3, 0.5.4, 0.6.1, 0.7.1, 0.7.2, 0.8.1, 0.8.2, 0.9.1, 0.9.2, 0.9.3, 1.0.1, 1.0.2, 1.1.1, 1.1.2, 1.2.1, 1.2.2, 1.2.3, 1.3.1, 1.3.2, 1.3.3, 1.3.4, 1.5.1, 1.5.2
All unaffected versions: 1.5.3, 1.7.1, 1.7.2, 1.8.1, 1.8.2, 2.0.1, 2.0.2, 2.0.3, 2.1.1, 2.1.2, 2.1.3, 2.1.4, 2.2.1, 2.2.2, 2.3.1, 2.4.1, 2.4.2, 2.6.1, 2.9.1, 2.9.2, 3.1.1, 3.2.1, 3.3.1, 3.3.2, 3.4.1, 3.4.2, 3.4.3, 3.4.4, 3.4.5, 3.4.6, 3.4.7, 3.4.8, 35.0.0, 36.0.0, 36.0.1, 36.0.2, 37.0.0, 37.0.1, 37.0.2, 37.0.3, 37.0.4, 38.0.0, 38.0.1, 38.0.2, 38.0.3, 38.0.4, 39.0.0, 39.0.1, 39.0.2, 40.0.0, 40.0.1, 40.0.2, 41.0.0, 41.0.1, 41.0.2, 41.0.3, 41.0.4, 41.0.5, 41.0.6, 41.0.7, 42.0.0, 42.0.1, 42.0.2, 42.0.3, 42.0.4, 42.0.5