CVE-2018-1000807

CVSS V2 Medium 6.8 CVSS V3 High 8.1
Description
Python Cryptographic Authority pyopenssl version prior to version 17.5.0 contains a CWE-416: Use After Free vulnerability in X509 object handling that can result in Use after free can lead to possible denial of service or remote code execution.. This attack appear to be exploitable via Depends on the calling application and if it retains a reference to the memory.. This vulnerability appears to have been fixed in 17.5.0.
Overview
  • CVE ID
  • CVE-2018-1000807
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2018-10-08T15:29:00
  • Last Modified Date
  • 2021-08-04T17:14:46
Weakness Enumerations
CWE URL
CWE-416 http://cwe.mitre.org/data/definitions/416.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:pyopenssl:pyopenssl:*:*:*:*:*:*:*:* 1 OR 17.5.0
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:a:redhat:openstack:13:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 8.1
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.2
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://github.com/pyca/pyopenssl/pull/723 Patch Third Party Advisory
https://usn.ubuntu.com/3813-1/ Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0085 Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00014.html Mailing List Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-1000807
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000807
History
Created Old Value New Value Data Type Notes
2022-05-10 06:58:33 Added to TrackCVE
2022-12-03 13:00:51 2018-10-08T15:29Z 2018-10-08T15:29:00 CVE Published Date updated
2022-12-03 13:00:51 2021-08-04T17:14:46 CVE Modified Date updated
2022-12-03 13:00:51 Analyzed Vulnerability Status updated