CVE-2020-12692
OpenStack Keystone EC2 API Signature Replay
Description
An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. The EC2 API doesn't have a signature TTL check for AWS Signature V4. An attacker can sniff the Authorization header, and then use it to reissue an OpenStack token an unlimited number of times.
INFO
Published Date :
May 7, 2020, 12:15 a.m.
Last Modified :
Nov. 21, 2024, 5 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
2.5
Exploitability Score :
2.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2020-12692.
| URL | Resource |
|---|---|
| http://www.openwall.com/lists/oss-security/2020/05/07/1 | Mailing List Third Party Advisory |
| https://bugs.launchpad.net/keystone/+bug/1872737 | Third Party Advisory |
| https://security.openstack.org/ossa/OSSA-2020-003.html | Vendor Advisory |
| https://usn.ubuntu.com/4480-1/ | Third Party Advisory |
| https://www.openwall.com/lists/oss-security/2020/05/06/4 | Mailing List Third Party Advisory |
| http://www.openwall.com/lists/oss-security/2020/05/07/1 | Mailing List Third Party Advisory |
| https://bugs.launchpad.net/keystone/+bug/1872737 | Third Party Advisory |
| https://security.openstack.org/ossa/OSSA-2020-003.html | Vendor Advisory |
| https://usn.ubuntu.com/4480-1/ | Third Party Advisory |
| https://www.openwall.com/lists/oss-security/2020/05/06/4 | Mailing List Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-12692 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-12692 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://www.openwall.com/lists/oss-security/2020/05/07/1 Added Reference https://bugs.launchpad.net/keystone/+bug/1872737 Added Reference https://security.openstack.org/ossa/OSSA-2020-003.html Added Reference https://usn.ubuntu.com/4480-1/ Added Reference https://www.openwall.com/lists/oss-security/2020/05/06/4 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Apr. 27, 2022
Action Type Old Value New Value Changed Reference Type https://usn.ubuntu.com/4480-1/ No Types Assigned https://usn.ubuntu.com/4480-1/ Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* -
CWE Remap by [email protected]
Jul. 21, 2021
Action Type Old Value New Value Changed CWE CWE-311 CWE-294 CWE-347 -
CVE Modified by [email protected]
Sep. 02, 2020
Action Type Old Value New Value Added Reference https://usn.ubuntu.com/4480-1/ [No Types Assigned] -
Initial Analysis by [email protected]
May. 11, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:P/I:P/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N Changed Reference Type http://www.openwall.com/lists/oss-security/2020/05/07/1 No Types Assigned http://www.openwall.com/lists/oss-security/2020/05/07/1 Mailing List, Third Party Advisory Changed Reference Type https://bugs.launchpad.net/keystone/+bug/1872737 No Types Assigned https://bugs.launchpad.net/keystone/+bug/1872737 Third Party Advisory Changed Reference Type https://security.openstack.org/ossa/OSSA-2020-003.html No Types Assigned https://security.openstack.org/ossa/OSSA-2020-003.html Vendor Advisory Changed Reference Type https://www.openwall.com/lists/oss-security/2020/05/06/4 No Types Assigned https://www.openwall.com/lists/oss-security/2020/05/06/4 Mailing List, Third Party Advisory Added CWE NIST CWE-311 Added CPE Configuration OR *cpe:2.3:a:openstack:keystone:*:*:*:*:*:*:*:* versions up to (excluding) 15.0.1 *cpe:2.3:a:openstack:keystone:16.0.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
May. 08, 2020
Action Type Old Value New Value Added Reference https://security.openstack.org/ossa/OSSA-2020-003.html [No Types Assigned] -
CVE Modified by [email protected]
May. 08, 2020
Action Type Old Value New Value Added Reference http://www.openwall.com/lists/oss-security/2020/05/07/1 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-12692 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2020-12692
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.09 }} -0.00%
score
0.38381
percentile