VDB-91037 · CVE-2016-6298 · BID 92729

jwcrypto up to 0.3.1 RSA jwa.py information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability, which was classified as critical, has been found in jwcrypto up to 0.3.1. This issue affects some unknown functionality of the file jwa.py of the component RSA Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 09/01/2016 (Website). The advisory is shared at github.com. The identification of this vulnerability is CVE-2016-6298 since 07/26/2016. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 93422 (Fedora 23 : python-jwcrypto (2016-7b4a60ae66)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l.

Upgrading to version 0.3.2 eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (93422).




  • open-source

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍



VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍


Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
ATT&CK: T1592

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 93422
Nessus Name: Fedora 23 : python-jwcrypto (2016-7b4a60ae66)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 56076
OpenVAS Name: Fedora Update for python-jwcrypto FEDORA-2016-7b4a60ae66
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: jwcrypto 0.3.2
Patch: github.com


07/26/2016 🔍
09/01/2016 +37 days 🔍
09/01/2016 +0 days 🔍
09/01/2016 +0 days 🔍
09/02/2016 +1 days 🔍
09/09/2016 +7 days 🔍
09/12/2016 +3 days 🔍
09/14/2022 +2193 days 🔍


Advisory: eb5be5bd94c8cae1d7f3ba9801377084d8e5a7ba
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-6298 (🔍)
SecurityFocus: 92729 - JWCrypto CVE-2016-6298 Information Disclosure Vulnerability


Created: 09/02/2016 11:09 AM
Updated: 09/14/2022 02:56 PM
Changes: 09/02/2016 11:09 AM (64), 04/06/2019 08:51 PM (14), 09/14/2022 02:53 PM (6), 09/14/2022 02:56 PM (1)
Complete: 🔍


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