CVE-2022-21164
Denial of Service (DoS)
The package node-lmdb before 0.9.7 are vulnerable to Denial of Service (DoS) when defining a non-invokable ToString value, which will cause a crash during type check.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Denial of Service (DoS)
The package node-lmdb before 0.9.7 are vulnerable to Denial of Service (DoS) when defining a non-invokable ToString value, which will cause a crash during type check.
- Record
CVE-2022-21164- CVSS 3.1
- 3.7 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P - Updated
- 2026-11-02
EUVDEUVD-2022-1280
The package node-lmdb before 0.9.7 are vulnerable to Denial of Service (DoS) when defining a non-invokable ToString value, which will cause a crash during type check.
- Record
EUVD-2022-1280- CVSS 3.1
- 3.7 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-32j9-6qqm-mq9g
Unhandled case in node-lmdb
The package node-lmdb before 0.9.7 is vulnerable to Denial of Service (DoS) when defining a non-invokable ToString value, which will cause a crash during type check.
- Record
GHSA-32j9-6qqm-mq9g- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-241, CWE-703
- Updated
- 2026-11-02
NVD
The package node-lmdb before 0.9.7 are vulnerable to Denial of Service (DoS) when defining a non-invokable ToString value, which will cause a crash during type check.
- Record
CVE-2022-21164- CVSS 3.1
- 3.7 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L - CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
OSV
Denial of Service (DoS)
The package node-lmdb before 0.9.7 are vulnerable to Denial of Service (DoS) when defining a non-invokable ToString value, which will cause a crash during type check.
- Record
CVE-2022-21164- CVSS 3.1
- 3.7 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P - Updated
- 2026-11-02
OSVGHSA-32j9-6qqm-mq9g
Unhandled case in node-lmdb
The package node-lmdb before 0.9.7 is vulnerable to Denial of Service (DoS) when defining a non-invokable ToString value, which will cause a crash during type check.
- Record
GHSA-32j9-6qqm-mq9g- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-241, CWE-703
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
node-lmdbnpm |
before 0.9.7 | 0.9.7 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-21164 is a low vulnerability (CVSS 3.7) in Node-lmdb Project Node-lmdb, published March 16, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.32%, the 71st percentile. Fixed in node-lmdb 0.9.7.