CVE-2018-1000808

Description

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.

Category

5.9
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.28%
Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/pyca/pyopenssl/pull/723 third party advisory patch
https://access.redhat.com/errata/RHSA-2019:0085 third party advisory vendor advisory
https://usn.ubuntu.com/3813-1/ third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00014.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-1000808?
CVE-2018-1000808 has been scored as a medium severity vulnerability.
How to fix CVE-2018-1000808?
To fix CVE-2018-1000808, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-1000808 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-1000808 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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