CVE-2022-23462

HIGH 7.5CVE-2022-23462 · Published 21/10/2022 · updated 17/06/2026

In short

CVE-2022-23462 is a HIGH (CVSS 7.5) vulnerability affecting iowow (softmotions).
Chance of exploitation in the next 30 days (EPSS): 0.77%, higher than 55.8% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
iowow softmotions	`≤ 1.4.15`	No fix yet

Description

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.

References

Softmotions/iowow commit a79d31e · Patch
securitylab.github.com/advisories/GHSL-2022-066_iowow · Exploit

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