CVE-2021-31338
A vulnerability has been identified in SINEMA Remote Connect Client (All versions < V3.0 SP1)....
A vulnerability has been identified in SINEMA Remote Connect Client (All versions < V3.0 SP1). Affected devices allow to modify configuration settings over an unauthenticated channel. This could allow a local attacker to escalate privileges and execute own code on the device.
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
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
A vulnerability has been identified in SINEMA Remote Connect Client (All versions < V3.0 SP1). Affected devices allow to modify configuration settings over an unauthenticated channel. This could allow a local attacker to escalate privileges and execute own code on the device.
- Record
CVE-2021-31338- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-15
- Updated
- 2026-11-02
CVE List No score
A vulnerability has been identified in SINEMA Remote Connect Client (All versions < V3.0 SP1). Affected devices allow to modify configuration settings over an unauthenticated channel. This could allow a local attacker to escalate privileges and execute own code on the device.
- Record
CVE-2021-31338- Weakness
- CWE-15
- Updated
- 2026-11-02
EUVDEUVD-2021-18248 No score
A vulnerability has been identified in SINEMA Remote Connect Client (All versions < V3.0 SP1). Affected devices allow to modify configuration settings over an unauthenticated channel. This could allow a local attacker to escalate privileges and execute own code on the device.
- Record
EUVD-2021-18248- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-qcvh-w68r-q938 No score
A vulnerability has been identified in SINEMA Remote Connect Client (All versions < V3.0 SP1)....
A vulnerability has been identified in SINEMA Remote Connect Client (All versions < V3.0 SP1). Affected devices allow to modify configuration settings over an unauthenticated channel. This could allow a local attacker to escalate privileges and execute own code on the device.
- Record
GHSA-qcvh-w68r-q938- 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-2021-31338 is a high vulnerability (CVSS 7.8) in Siemens Sinema Remote Connect Client, published August 19, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 15th percentile. No source names a fixed version.