Buffer overflow in Json.h Project
CVE-2022-45494
Buffer overflow vulnerability in function json_parse_object in sheredom json.h before commit 0825301a07cbf51653882bf2b153cc81fdadf41 (November 14, 2022) allows attackers to code arbitrary code and gain escalated privileges.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (33.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/sheredom/json.h (Product, Third Party Advisory)
- github.com/sheredom/json.h/issues/93 (Patch, Third Party Advisory, Issue Tracking)
- github.com/sheredom/json.h/issues/97 (Patch, Third Party Advisory, Issue Tracking)
- github.com/hyrathon/trophies/security/advisories/GHSA-wvpq-p7pp-cj6m (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-45494?
- CVE-2022-45494 is a high-severity vulnerability in Json.h Project, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2023-01-31.
- How severe is CVE-2022-45494?
- High severity. CVSS v3 base score is 7.8 out of 10.