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MitreCVE-2016-2850

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

CVE-2016-2850

2016-05-1314:59:11

CWE-20

mitre

web.nvd.nist.gov

cve-2016-2850

botan 1.11.x

tls policy

downgrade attacks

signature algorithms

ecc curves

nvd

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

7.3

Confidence

High

EPSS

0.004

Percentile

72.2%

JSON

Botan 1.11.x before 1.11.29 does not enforce TLS policy for (1) signature algorithms and (2) ECC curves, which allows remote attackers to conduct downgrade attacks via unspecified vectors.

Affected configurations

Nvd

Node

fedoraprojectfedoraMatch24

Node

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
fedoraprojectfedora24cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*
botan_projectbotan1.11.7cpe:2.3:a:botan_project:botan:1.11.7:*:*:*:*:*:*:*
botan_projectbotan1.11.8cpe:2.3:a:botan_project:botan:1.11.8:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
fedoraproject	fedora	24	cpe:2.3:o:fedoraproject:fedora:24:::::::*
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:::::::*
botan_project	botan	1.11.7	cpe:2.3:a:botan_project:botan:1.11.7:::::::*
botan_project	botan	1.11.8	cpe:2.3:a:botan_project:botan:1.11.8:::::::*