CVE-2021-21485
An unauthorized attacker may be able to entice an administrator to invoke telnet commands of an...
An unauthorized attacker may be able to entice an administrator to invoke telnet commands of an SAP NetWeaver Application Server for Java that allow the attacker to gain NTLM hashes of a privileged user.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
An unauthorized attacker may be able to entice an administrator to invoke telnet commands of an SAP NetWeaver Application Server for Java that allow the attacker to gain NTLM hashes of a privileged user.
- Record
CVE-2021-21485- CVSS 3.0
- 7.4 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N - Updated
- 2026-11-02
EUVDEUVD-2021-8758
An unauthorized attacker may be able to entice an administrator to invoke telnet commands of an SAP NetWeaver Application Server for Java that allow the attacker to gain NTLM hashes of a privileged user.
- Record
EUVD-2021-8758- CVSS 3.0
- 7.4 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-88r2-jwq3-7x27
An unauthorized attacker may be able to entice an administrator to invoke telnet commands of an...
An unauthorized attacker may be able to entice an administrator to invoke telnet commands of an SAP NetWeaver Application Server for Java that allow the attacker to gain NTLM hashes of a privileged user.
- Record
GHSA-88r2-jwq3-7x27- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
NVD
An unauthorized attacker may be able to entice an administrator to invoke telnet commands of an SAP NetWeaver Application Server for Java that allow the attacker to gain NTLM hashes of a privileged user.
- Record
CVE-2021-21485- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N - CVSS 3.0
- 7.4 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:P/I:N/A:N - 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-2021-21485 is a high vulnerability (CVSS 7.4) in Sap Netweaver Application Server Java, published April 13, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.97%, the 62nd percentile. No source names a fixed version.