Description
Variant_encodeJson in open62541 1.x before 1.0.4 has an out-of-bounds write for a large recursion depth.
References (4)
Core 4
Core References
Third Party Advisory x_refsource_misc
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/open62541/OSV-2020-153.yaml
Patch, Third Party Advisory x_refsource_misc
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20578
Patch, Third Party Advisory x_refsource_misc
https://github.com/open62541/open62541/commit/c800e2987b10bb3af6ef644b515b5d6392f8861d
Patch, Third Party Advisory x_refsource_misc
https://github.com/open62541/open62541/compare/v1.0.3...v1.0.4
Scores
CVSS v3
5.5
EPSS
0.0008
EPSS Percentile
23.0%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-787
Status
published
Products (1)
open62541/open62541
1.0.0 - 1.0.4
Published
Jul 20, 2021
Tracked Since
Feb 18, 2026