A lack of pointer-validation logic in the __scone_dispatch component of SCONE before v5.8.0 for Intel SGX allows attackers to access sensit…

published 2023-12-30 2y ago modified 2026-06-17 4mo ago also EUVD-2022-49290

cvss: 5.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 27%
public exploits: 0; none known

A lack of pointer-validation logic in the __scone_dispatch component of SCONE before v5.8.0 for Intel SGX allows attackers to access sensitive information.

Patch / fix

fixed in 1

scontain scone 5.8.0

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Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

jovanbulck.github.io https://jovanbulck.github.io/files/ccs19-tale.pdf referenced PoC, tagged "exploit" by a source, unverified
jovanbulck.github.io https://jovanbulck.github.io/files/oakland24-pandora.pdf referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Classification

Weakness

CWE-763 Release of Invalid Pointer or Reference

References

jovanbulck.github.io /files/ccs19-tale.pdf
exploit, technical-description, third-party-advisory
jovanbulck.github.io /files/oakland24-pandora.pdf
exploit, technical-description, third-party-advisory
sconedocs.github.io /release5.7/
release-notes

Sources

CVE List CVE-2022-46486
NVD CVE-2022-46486

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