CVE-2019-18936 json
UniValue::read() in UniValue before 1.0.5 allow attackers to cause a denial of service (the class internal data reaches an inconsistent sta…
published 6y ago modified 4mo ago also EUVD-2019-8609
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.6%
- EPSS 1.6% chance of exploitation in 30 days, percentile 76%
- public exploits
- 0
- none known
Summary
UniValue::read() in UniValue before 1.0.5 allow attackers to cause a denial of service (the class internal data reaches an inconsistent state) via input data that triggers an error.
Patch / fix
- bloq univalue 1.0.5
- libunivalue Debian 14, Debian 13, Debian 12 1.1.1-2
debian advisories DEBIAN-CVE-2019-18936
- github.com/jgarzik/univalue#58 pull request
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1.62% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-674 Uncontrolled Recursion
References
-
github.com
/jgarzik/univalue/pull/58
patch, third-party-advisory
-
github.com
/jgarzik/univalue/compare/v1.0.4...v1.0.5
release-notes, third-party-advisory
Sources
- CVE List CVE-2019-18936
- NVD CVE-2019-18936
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