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CVE-2016-6298

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Date: September 1, 2016

The _Rsa15 class in the RSA 1.5 algorithm implementation in jwa.py in jwcrypto before 0.3.2 lacks the Random Filling protection mechanism, which makes it easier for remote attackers to obtain cleartext data via a Million Message Attack (MMA).

Language: Python

Severity Score

Related Resources (10)

https://github.com/latchset/jwcrypto/pull/66
https://github.com/latchset/jwcrypto/issues/65
http://www.securityfocus.com/bid/92729
https://github.com/latchset/jwcrypto
https://web.archive.org/web/20200227230613/http://www.securityfocus.com/bid/92729
https://github.com/latchset/jwcrypto/commit/eb5be5bd94c8cae1d7f3ba9801377084d8e5a7ba
https://github.com/latchset/jwcrypto/releases/tag/v0.3.2
https://nvd.nist.gov/vuln/detail/CVE-2016-6298
https://github.com/pypa/advisory-database/tree/main/vulns/jwcrypto/PYSEC-2016-4.yaml
https://www.mend.io/vulnerability-database/CVE-2016-6298

Severity Score

Weakness Type (CWE)

Information Leak / Disclosure

CWE-200

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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