CVE-2021-42237: Sitecore XP Remote Command Execution Vulnerability
First published: Fri Nov 05 2021(Updated: )
Sitecore XP 7.5 Initial Release to Sitecore XP 8.2 Update-7 is vulnerable to an insecure deserialization attack where it is possible to achieve remote command execution on the machine. No authentication or special configuration is required to exploit this vulnerability.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Sitecore Experience Platform (XP) | ||
| Sitecore | =7.5 | |
| Sitecore | =7.5-update1 | |
| Sitecore | =7.5-update2 | |
| Sitecore | =8.0 | |
| Sitecore | =8.0-sp1 | |
| Sitecore | =8.0-update1 | |
| Sitecore | =8.0-update2 | |
| Sitecore | =8.0-update3 | |
| Sitecore | =8.0-update4 | |
| Sitecore | =8.0-update5 | |
| Sitecore | =8.0-update6 | |
| Sitecore | =8.0-update7 | |
| Sitecore | =8.1 | |
| Sitecore | =8.1-update1 | |
| Sitecore | =8.1-update2 | |
| Sitecore | =8.1-update3 | |
| Sitecore | =8.2 | |
| Sitecore | =8.2-update1 | |
| Sitecore | =8.2-update2 | |
| Sitecore | =8.2-update3 | |
| Sitecore | =8.2-update4 | |
| Sitecore | =8.2-update5 | |
| Sitecore | =8.2-update6 | |
| Sitecore | =8.2-update7 | |
| =7.5 | ||
| =7.5-update1 | ||
| =7.5-update2 | ||
| =8.0 | ||
| =8.0-sp1 | ||
| =8.0-update1 | ||
| =8.0-update2 | ||
| =8.0-update3 | ||
| =8.0-update4 | ||
| =8.0-update5 | ||
| =8.0-update6 | ||
| =8.0-update7 | ||
| =8.1 | ||
| =8.1-update1 | ||
| =8.1-update2 | ||
| =8.1-update3 | ||
| =8.2 | ||
| =8.2-update1 | ||
| =8.2-update2 | ||
| =8.2-update3 | ||
| =8.2-update4 | ||
| =8.2-update5 | ||
| =8.2-update6 | ||
| =8.2-update7 |
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
Frequently Asked Questions
What is CVE-2021-42237?
CVE-2021-42237 is a vulnerability in Sitecore XP that allows for remote command execution on the machine.
How severe is CVE-2021-42237?
The severity of CVE-2021-42237 is critical with a CVSS score of 9.8.
Which versions of Sitecore Experience Platform are affected by CVE-2021-42237?
Sitecore XP versions 7.5 to 8.2 Update-7 are affected by CVE-2021-42237.
Is authentication or special configuration required to exploit CVE-2021-42237?
No, no authentication or special configuration is required to exploit CVE-2021-42237.
How can CVE-2021-42237 be fixed?
To fix CVE-2021-42237, it is recommended to apply the relevant security patches or updates provided by Sitecore.
- agent/type
- agent/description
- agent/title
- agent/severity
- agent/weakness
- collector/mitre-cve
- source/MITRE
- agent/first-publish-date
- agent/references
- agent/author
- agent/event
- agent/source
- agent/last-modified-date
- exploited/true
- ransomware/true
- collector/cisa-known-exploited
- source/CISA
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- collector/nvd-cve
- source/NVD
- collector/nvd-api
- vendor/sitecore
- canonical/sitecore experience platform (xp)
- canonical/sitecore
- version/sitecore/7.5
- version/sitecore/7.5-update1
- version/sitecore/7.5-update2
- version/sitecore/8.0
- version/sitecore/8.0-sp1
- version/sitecore/8.0-update1
- version/sitecore/8.0-update2
- version/sitecore/8.0-update3
- version/sitecore/8.0-update4
- version/sitecore/8.0-update5
- version/sitecore/8.0-update6
- version/sitecore/8.0-update7
- version/sitecore/8.1
- version/sitecore/8.1-update1
- version/sitecore/8.1-update2
- version/sitecore/8.1-update3
- version/sitecore/8.2
- version/sitecore/8.2-update1
- version/sitecore/8.2-update2
- version/sitecore/8.2-update3
- version/sitecore/8.2-update4
- version/sitecore/8.2-update5
- version/sitecore/8.2-update6
- version/sitecore/8.2-update7