What is CVE-2021-35211?

CVE-2021-35211 is a remote code execution (RCE) vulnerability in SolarWinds Serv-U product.

What is the severity of CVE-2021-35211?

CVE-2021-35211 has a severity value of 10, which is classified as critical.

How does CVE-2021-35211 impact SolarWinds Serv-U?

If exploited, CVE-2021-35211 allows a threat actor to gain privileged access to the machine hosting Serv-U Only.

Which versions of SolarWinds Serv-U are affected by CVE-2021-35211?

Versions up to and including 15.2.3 of SolarWinds Serv-U are affected by CVE-2021-35211.

How can I fix CVE-2021-35211?

To fix CVE-2021-35211, update to a version of SolarWinds Serv-U that is higher than 15.2.3.

Vulnerability/
CVE-2021-35211

Exploited

critical

CWE

787

14/7/2021

21/11/2024

CVE-2021-35211: SolarWinds Serv-U Remote Code Execution Vulnerability

First published: Wed Jul 14 2021(Updated: )

Microsoft discovered a remote code execution (RCE) vulnerability in the SolarWinds Serv-U product utilizing a Remote Memory Escape Vulnerability. If exploited, a threat actor may be able to gain privileged access to the machine hosting Serv-U Only. SolarWinds Serv-U Managed File Transfer and Serv-U Secure FTP for Windows before 15.2.3 HF2 are affected by this vulnerability.

Credit: psirt@solarwinds.com psirt@solarwinds.com psirt@solarwinds.com

Affected Software	Affected Version	How to fix
SolarWinds Serv-U	<15.2.3
SolarWinds Serv-U	=15.2.3
SolarWinds Serv-U	=15.2.3-hotfix1
SolarWinds Serv-U
	<15.2.3
	=15.2.3
	=15.2.3-hotfix1

Remedy

https://www.microsoft.com/security/blog/2021/07/13/microsoft-discovers-threat-actor-targeting-solarwinds-serv-u-software-with-0-day-exploit

Remedy

https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35211

Remedy

SolarWinds has released a hotfix 15.2.3 HF2 It is suggested to upgrade to the latest hotfix as soon as possible

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is CVE-2021-35211?
CVE-2021-35211 is a remote code execution (RCE) vulnerability in SolarWinds Serv-U product.
What is the severity of CVE-2021-35211?
CVE-2021-35211 has a severity value of 10, which is classified as critical.
How does CVE-2021-35211 impact SolarWinds Serv-U?
If exploited, CVE-2021-35211 allows a threat actor to gain privileged access to the machine hosting Serv-U Only.
Which versions of SolarWinds Serv-U are affected by CVE-2021-35211?
Versions up to and including 15.2.3 of SolarWinds Serv-U are affected by CVE-2021-35211.
How can I fix CVE-2021-35211?
To fix CVE-2021-35211, update to a version of SolarWinds Serv-U that is higher than 15.2.3.

collector/nvd-api
collector/nvd-index
agent/author
agent/type
agent/softwarecombine
agent/title
agent/weakness
agent/description
collector/mitre-cve
source/MITRE
agent/remedy
agent/severity
agent/last-modified-date
agent/first-publish-date
agent/event
exploited/true
ransomware/true
collector/cisa-known-exploited
source/CISA
agent/software-canonical-lookup
agent/references
agent/tags
collector/nvd-cve
source/NVD
vendor/solarwinds
canonical/solarwinds serv-u
version/solarwinds serv-u/15.2.3
version/solarwinds serv-u/15.2.3-hotfix1

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co

By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.