CVE-2020-1722
"IPA Denial of Service Vulnerability"
Description
A flaw was found in all ipa versions 4.x.x through 4.8.0. When sending a very long password (>= 1,000,000 characters) to the server, the password hashing process could exhaust memory and CPU leading to a denial of service and the website becoming unresponsive. The highest threat from this vulnerability is to system availability.
INFO
Published Date :
April 27, 2020, 9:15 p.m.
Last Modified :
Nov. 21, 2024, 5:11 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
1.6
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-2020-1722.
| URL | Resource |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1722 | Issue Tracking Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1722 | Issue Tracking 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-2020-1722 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-1722 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 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1722 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Feb. 12, 2023
Action Type Old Value New Value Changed Description A flaw was found in IPA. When sending a very long password (>= 1,000,000 characters) to the server, the password hashing process could exhaust memory and CPU leading to a denial of service and the website becoming unresponsive. The highest threat from this vulnerability is to system availability. A flaw was found in all ipa versions 4.x.x through 4.8.0. When sending a very long password (>= 1,000,000 characters) to the server, the password hashing process could exhaust memory and CPU leading to a denial of service and the website becoming unresponsive. The highest threat from this vulnerability is to system availability. Removed Reference https://access.redhat.com/errata/RHSA-2020:3936 [No Types Assigned] Removed Reference https://access.redhat.com/errata/RHSA-2020:4670 [No Types Assigned] Removed Reference https://access.redhat.com/security/cve/CVE-2020-1722 [No Types Assigned] Removed Reference https://bugzilla.redhat.com/show_bug.cgi?id=1793071 [No Types Assigned] Added CWE Red Hat, Inc. CWE-400 -
CVE Modified by [email protected]
Feb. 02, 2023
Action Type Old Value New Value Changed Description A flaw was found in all ipa versions 4.x.x through 4.8.0. When sending a very long password (>= 1,000,000 characters) to the server, the password hashing process could exhaust memory and CPU leading to a denial of service and the website becoming unresponsive. The highest threat from this vulnerability is to system availability. A flaw was found in IPA. When sending a very long password (>= 1,000,000 characters) to the server, the password hashing process could exhaust memory and CPU leading to a denial of service and the website becoming unresponsive. The highest threat from this vulnerability is to system availability. Removed CVSS V3 Red Hat, Inc. AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H Added CVSS V3.1 Red Hat, Inc. AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=1793071 [No Types Assigned] Added Reference https://access.redhat.com/errata/RHSA-2020:4670 [No Types Assigned] Added Reference https://access.redhat.com/errata/RHSA-2020:3936 [No Types Assigned] Added Reference https://access.redhat.com/security/cve/CVE-2020-1722 [No Types Assigned] Removed CWE Red Hat, Inc. CWE-400 -
Reanalysis by [email protected]
May. 26, 2020
Action Type Old Value New Value Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism Removed CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:C) Added CVSS V2 NIST (AV:N/AC:H/Au:N/C:N/I:N/A:C) Removed CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Added CVSS V3.1 NIST AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H -
Initial Analysis by [email protected]
May. 06, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:C) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1722 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1722 Issue Tracking, Third Party Advisory Added CWE NIST CWE-400 Added CPE Configuration OR *cpe:2.3:a:freeipa:freeipa:*:*:*:*:*:*:*:* versions from (including) 4.0.0 up to (including) 4.8.0 Added CPE Configuration OR *cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-1722 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-2020-1722
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.09 }} 0.01%
score
0.38756
percentile