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freebsdFreeBSD293F40A0-FFA1-11E8-B258-0011D823EEBD
HistoryNov 28, 2018 - 12:00 a.m.

Mbed TLS -- Local timing attack on RSA decryption

2018-11-2800:00:00
vuxml.freebsd.org
16

CVSS2

1.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

4.7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS

0.001

Percentile

26.0%

Janos Follath reports:

An attacker who can run code on the same machine that is
performing an RSA decryption can potentially recover the plaintext
through a Bleichenbacher-like oracle.

OSVersionArchitecturePackageVersionFilename
FreeBSDanynoarchmbedtls< 2.14.1UNKNOWN

CVSS2

1.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

4.7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS

0.001

Percentile

26.0%