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MitreCVE-2021-36218

HistorySep 27, 2021 - 2:15 p.m.

CVE-2021-36218

2021-09-2714:15:08

CWE-787

mitre

web.nvd.nist.gov

skale

sgxwallet

cve-2021-36218

security

issue

buffer overflow

nvd

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

43.1%

JSON

An issue was discovered in SKALE sgxwallet 1.58.3. sgx_disp_ippsAES_GCMEncrypt allows an out-of-bounds write, resulting in a segfault and compromised enclave. This issue describes a buffer overflow, which was resolved prior to v1.77.0 and not reproducible in latest sgxwallet v1.77.0

Affected configurations

Nvd

Node

skalesgxwalletMatch1.58.3

VendorProductVersionCPE
skalesgxwallet1.58.3cpe:2.3:a:skale:sgxwallet:1.58.3:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
skale	sgxwallet	1.58.3	cpe:2.3:a:skale:sgxwallet:1.58.3:::::::*

References

github.com/skalenetwork/sgxwallet/commit/77425c862ad20cd270d42c54f3d63e1eb4e02195

github.com/skalenetwork/sgxwallet/releases

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

43.1%

JSON

Related for CVE-2021-36218