CVE-2020-1722
First published: Mon Jan 20 2020(Updated: )
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.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/ipa | <0:4.6.8-5.el7 | 0:4.6.8-5.el7 |
| Red Hat FreeIPA | >=4.0.0<=4.8.0 | |
| Red Hat Enterprise Linux | =6.0 | |
| Red Hat Enterprise Linux | =7.0 | |
| Red Hat Enterprise Linux | =8.0 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1722
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1823621
- https://pagure.io/freeipa/issue/8268
- https://access.redhat.com/errata/RHSA-2020:3936
- https://access.redhat.com/security/cve/cve-2020-1722
- https://access.redhat.com/errata/RHSA-2020:4670
- https://bugzilla.redhat.com/show_bug.cgi?id=1793071
- https://www.cve.org/CVERecord?id=CVE-2020-1722 https://nvd.nist.gov/vuln/detail/CVE-2020-1722
Frequently Asked Questions
What is the severity of CVE-2020-1722?
CVE-2020-1722 is classified as a denial of service vulnerability due to the potential for memory and CPU exhaustion.
How do I fix CVE-2020-1722?
To mitigate CVE-2020-1722, upgrade to versions 4.8.1 or later of the affected IPA software.
What versions are affected by CVE-2020-1722?
CVE-2020-1722 affects all IPA versions from 4.0.0 up to 4.8.0.
What happens if CVE-2020-1722 is exploited?
Exploiting CVE-2020-1722 can lead to a denial of service, causing the IPA server to become unresponsive.
Is CVE-2020-1722 specific to certain operating systems?
CVE-2020-1722 is most relevant to systems running Red Hat Enterprise Linux versions 6.0, 7.0, and 8.0 with affected IPA versions.
- collector/redhat-cve
- agent/type
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2020-1722
- agent/first-publish-date
- agent/author
- agent/severity
- agent/references
- agent/weakness
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/description
- agent/event
- agent/trending
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/redhat
- vendor/freeipa
- canonical/red hat freeipa
- version/red hat freeipa/4.0.0
- version/red hat freeipa/4.8.0
- vendor/redhat
- canonical/red hat enterprise linux
- version/red hat enterprise linux/6.0
- version/red hat enterprise linux/7.0
- version/red hat enterprise linux/8.0