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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2019-25052
HistoryAug 11, 2021 - 3:15 p.m.

CVE-2019-25052

2021-08-1115:15:07
Debian Security Bug Tracker
security-tracker.debian.org
3
linaro
op-tee
cryptographic
crash
sensitive information
unix

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.1

Confidence

Low

EPSS

0.002

Percentile

59.9%

In Linaro OP-TEE before 3.7.0, by using inconsistent or malformed data, it is possible to call update and final cryptographic functions directly, causing a crash that could leak sensitive information.

OSVersionArchitecturePackageVersionFilename
Debian999alloptee-os< 4.3.0-1optee-os_4.3.0-1_all.deb
Debian13alloptee-os< 4.3.0-1optee-os_4.3.0-1_all.deb

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.1

Confidence

Low

EPSS

0.002

Percentile

59.9%

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