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MitreCVE-2016-2849

HistoryMay 13, 2016 - 2:59 p.m.

CVE-2016-2849

2016-05-1314:59:10

CWE-200

mitre

web.nvd.nist.gov

botan

cve-2016-2849

ecdsa

vulnerability

remote attack

timing side-channel attack

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

7.3

Confidence

High

EPSS

0.006

Percentile

79.2%

JSON

Botan before 1.10.13 and 1.11.x before 1.11.29 do not use a constant-time algorithm to perform a modular inverse on the signature nonce k, which might allow remote attackers to obtain ECDSA secret keys via a timing side-channel attack.

Affected configurations

Nvd

Node

debiandebian_linuxMatch8.0

fedoraprojectfedoraMatch24

Node

botan_projectbotanMatch1.10.12

botan_projectbotanMatch1.11.0

botan_projectbotanMatch1.11.1

botan_projectbotanMatch1.11.2

botan_projectbotanMatch1.11.3

botan_projectbotanMatch1.11.4

botan_projectbotanMatch1.11.5

botan_projectbotanMatch1.11.6

botan_projectbotanMatch1.11.7

botan_projectbotanMatch1.11.8

botan_projectbotanMatch1.11.9

botan_projectbotanMatch1.11.10

botan_projectbotanMatch1.11.11

botan_projectbotanMatch1.11.12

botan_projectbotanMatch1.11.13

botan_projectbotanMatch1.11.14

botan_projectbotanMatch1.11.15

botan_projectbotanMatch1.11.16

botan_projectbotanMatch1.11.17

botan_projectbotanMatch1.11.18

botan_projectbotanMatch1.11.19

botan_projectbotanMatch1.11.20

botan_projectbotanMatch1.11.21

botan_projectbotanMatch1.11.22

botan_projectbotanMatch1.11.23

botan_projectbotanMatch1.11.24

botan_projectbotanMatch1.11.25

botan_projectbotanMatch1.11.26

botan_projectbotanMatch1.11.27

botan_projectbotanMatch1.11.28

VendorProductVersionCPE
debiandebian_linux8.0cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
fedoraprojectfedora24cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*
botan_projectbotan1.10.12cpe:2.3:a:botan_project:botan:1.10.12:*:*:*:*:*:*:*
botan_projectbotan1.11.0cpe:2.3:a:botan_project:botan:1.11.0:*:*:*:*:*:*:*
botan_projectbotan1.11.1cpe:2.3:a:botan_project:botan:1.11.1:*:*:*:*:*:*:*
botan_projectbotan1.11.2cpe:2.3:a:botan_project:botan:1.11.2:*:*:*:*:*:*:*
botan_projectbotan1.11.3cpe:2.3:a:botan_project:botan:1.11.3:*:*:*:*:*:*:*
botan_projectbotan1.11.4cpe:2.3:a:botan_project:botan:1.11.4:*:*:*:*:*:*:*
botan_projectbotan1.11.5cpe:2.3:a:botan_project:botan:1.11.5:*:*:*:*:*:*:*
botan_projectbotan1.11.6cpe:2.3:a:botan_project:botan:1.11.6:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
debian	debian_linux	8.0	cpe:2.3:o:debian:debian_linux:8.0:::::::*
fedoraproject	fedora	24	cpe:2.3:o:fedoraproject:fedora:24:::::::*
botan_project	botan	1.10.12	cpe:2.3:a:botan_project:botan:1.10.12:::::::*
botan_project	botan	1.11.0	cpe:2.3:a:botan_project:botan:1.11.0:::::::*
botan_project	botan	1.11.1	cpe:2.3:a:botan_project:botan:1.11.1:::::::*
botan_project	botan	1.11.2	cpe:2.3:a:botan_project:botan:1.11.2:::::::*
botan_project	botan	1.11.3	cpe:2.3:a:botan_project:botan:1.11.3:::::::*
botan_project	botan	1.11.4	cpe:2.3:a:botan_project:botan:1.11.4:::::::*
botan_project	botan	1.11.5	cpe:2.3:a:botan_project:botan:1.11.5:::::::*
botan_project	botan	1.11.6	cpe:2.3:a:botan_project:botan:1.11.6:::::::*