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Improper Resource Shutdown or Release Affecting pyopenssl package, versions <0.15.1-2ubuntu0.2

Severity

 Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.28% (69th percentile)

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  • Snyk IDSNYK-UBUNTU1604-PYOPENSSL-280442
  • published8 Oct 2018
  • disclosed8 Oct 2018
Report a new vulnerability Found a mistake?

Introduced: 8 Oct 2018

CVE-2018-1000808  (opens in a new tab)
CWE-404  (opens in a new tab)

How to fix?

Upgrade Ubuntu:16.04 pyopenssl to version 0.15.1-2ubuntu0.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream pyopenssl package and not the pyopenssl package as distributed by Ubuntu. See How to fix? for Ubuntu:16.04 relevant fixed versions and status.

Python Cryptographic Authority pyopenssl version Before 17.5.0 contains a CWE - 401 : Failure to Release Memory Before Removing Last Reference vulnerability in PKCS #12 Store that can result in Denial of service if memory runs low or is exhausted. This attack appear to be exploitable via Depends upon calling application, however it could be as simple as initiating a TLS connection. Anything that would cause the calling application to reload certificates from a PKCS #12 store.. This vulnerability appears to have been fixed in 17.5.0.