CVE-2021-22799
A CWE-331: Insufficient Entropy vulnerability exists that could cause unintended connection from...
A CWE-331: Insufficient Entropy vulnerability exists that could cause unintended connection from an internal network to an external network when an attacker manages to decrypt the SESU proxy password from the registry. Affected Product: Schneider Electric Software Update, V2.3.0 through V2.5.1
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
A CWE-331: Insufficient Entropy vulnerability exists that could cause unintended connection from an internal network to an external network when an attacker manages to decrypt the SESU proxy password from the registry. Affected Product: Schneider Electric Software Update, V2.3.0 through V2.5.1
- Record
CVE-2021-22799- CVSS 3.1
- 3.8 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-331
- Updated
- 2026-11-02
CVE List No score
A CWE-331: Insufficient Entropy vulnerability exists that could cause unintended connection from an internal network to an external network when an attacker manages to decrypt the SESU proxy password from the registry. Affected Product: Schneider Electric Software Update, V2.3.0 through V2.5.1
- Record
CVE-2021-22799- Updated
- 2026-11-02
EUVDEUVD-2021-9934 No score
A CWE-331: Insufficient Entropy vulnerability exists that could cause unintended connection from an internal network to an external network when an attacker manages to decrypt the SESU proxy password from the registry. Affected Product: Schneider Electric Software Update, V2.3.0 through V2.5.1
- Record
EUVD-2021-9934- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-h572-23qr-5763 No score
A CWE-331: Insufficient Entropy vulnerability exists that could cause unintended connection from...
A CWE-331: Insufficient Entropy vulnerability exists that could cause unintended connection from an internal network to an external network when an attacker manages to decrypt the SESU proxy password from the registry. Affected Product: Schneider Electric Software Update, V2.3.0 through V2.5.1
- Record
GHSA-h572-23qr-5763- Weakness
- CWE-331
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-22799 is a low vulnerability (CVSS 3.8) in Schneider-electric Software Update, published January 28, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 14th percentile. No source names a fixed version.