Stack Buffer Overflow in iowow
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.
Summary
IOWOW is a C utility library and persistent key/value storage engine. Versions 1.4.15 and prior contain a stack buffer overflow vulnerability that allows for Denial of Service (DOS) when it parses scientific notation numbers present in JSON. A patch for this issue is available at commit a79d31e4cff1d5a08f665574b29fd885897a28fd in the `master` branch of the repository. There are no workarounds other than applying the patch.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Softmotions | iowow | 1.4.15 – 1.4.15 | — | No fix listed | CNA |
- iowow VendorSoftmotions Affected 1.4.15 – 1.4.15 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:softmotions:iowow:*:*:*:*:*:*:*:* | up to 1.4.15 | Vulnerable | Softmotions |
- cpe:2.3:a:softmotions:iowow:*:*:*:*:*:*:*:* Versions up to 1.4.15 Vulnerable ·Softmotions
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-23462
- 2026-10-03 Alias added: GHSA-6gqv-x5rh-36m4
References
Sources
- CVE-2022-23462 · CVE Program
- CVE-2022-23462 · NVD
- FIRST EPSS
- GHSA-6gqv-x5rh-36m4 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences