Vulnerability CVE-2020-36429
Published: 2021-07-20

Description:
Variant_encodeJson in open62541 1.x before 1.0.4 has an out-of-bounds write for a large recursion depth.

Type:

CWE-787

CVSS2 => (AV:L/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.1/10
2.9/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Open62541 -> Open62541 

 References:
https://github.com/open62541/open62541/commit/c800e2987b10bb3af6ef644b515b5d6392f8861d
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20578
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/open62541/OSV-2020-153.yaml
https://github.com/open62541/open62541/compare/v1.0.3...v1.0.4
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