CVE-2016-6298: Infoleak
First published: Thu Sep 01 2016(Updated: )
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).
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| pip/jwcrypto | <0.3.2 | 0.3.2 |
| jwcrypto | <=0.3.1 | |
| jwcrypto | <0.3.2 |
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Reference Links
- http://www.securityfocus.com/bid/92729
- https://github.com/latchset/jwcrypto/commit/eb5be5bd94c8cae1d7f3ba9801377084d8e5a7ba
- https://github.com/latchset/jwcrypto/issues/65
- https://github.com/latchset/jwcrypto/pull/66
- https://github.com/latchset/jwcrypto/releases/tag/v0.3.2
- https://nvd.nist.gov/vuln/detail/CVE-2016-6298
- https://web.archive.org/web/20200227230613/http://www.securityfocus.com/bid/92729
- https://github.com/advisories/GHSA-wg33-x934-3ghh (Advisory)
- https://github.com/pypa/advisory-database/tree/main/vulns/jwcrypto/PYSEC-2016-4.yaml
Frequently Asked Questions
What is the severity of CVE-2016-6298?
CVE-2016-6298 is classified as a high severity vulnerability due to the potential for remote attackers to perform a Million Message Attack.
How do I fix CVE-2016-6298?
To mitigate CVE-2016-6298, update jwcrypto to version 0.3.2 or later.
Which versions of jwcrypto are affected by CVE-2016-6298?
CVE-2016-6298 affects all versions of jwcrypto prior to 0.3.2.
What does CVE-2016-6298 exploit in the jwcrypto library?
CVE-2016-6298 exploits the lack of Random Filling protection in the RSA 1.5 algorithm implementation.
What is the impact of CVE-2016-6298 on data security?
CVE-2016-6298 increases the risk of remote attackers being able to access cleartext data.
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