CVE-2021-23852
Denial of Service (DoS) due to invalid web parameter
An authenticated attacker with administrator rights Bosch IP cameras can call an URL with an invalid parameter that causes the camera to become unresponsive for a few seconds and cause a Denial of Service (DoS).
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Denial of Service (DoS) due to invalid web parameter
An authenticated attacker with administrator rights Bosch IP cameras can call an URL with an invalid parameter that causes the camera to become unresponsive for a few seconds and cause a Denial of Service (DoS).
- Record
CVE-2021-23852- CVSS 3.1
- 4.9 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-400
- Updated
- 2026-11-02
EUVDEUVD-2021-10778
An authenticated attacker with administrator rights Bosch IP cameras can call an URL with an invalid parameter that causes the camera to become unresponsive for a few seconds and cause a Denial of Service (DoS).
- Record
EUVD-2021-10778- CVSS 3.1
- 4.9 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hr85-6mv6-mcm7 No score
An authenticated attacker with administrator rights Bosch IP cameras can call an URL with an...
An authenticated attacker with administrator rights Bosch IP cameras can call an URL with an invalid parameter that causes the camera to become unresponsive for a few seconds and cause a Denial of Service (DoS).
- Record
GHSA-hr85-6mv6-mcm7- Weakness
- CWE-400
- Updated
- 2026-11-02
NVD
An authenticated attacker with administrator rights Bosch IP cameras can call an URL with an invalid parameter that causes the camera to become unresponsive for a few seconds and cause a Denial of Service (DoS).
- Record
CVE-2021-23852- CVSS 3.1
- 4.9 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:N/I:N/A:P - Weakness
- CWE-400
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-23852 is a medium vulnerability (CVSS 4.9) in Bosch Cpp Firmware, published June 9, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.83%, the 57th percentile. No source names a fixed version.