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FreeBSD : security/py-ecdsa -- multiple issues (a23ebf36-e8b6-4665-b0f3-4c977f9a145c)

critical Nessus Plugin ID 139641

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Synopsis

The remote FreeBSD host is missing one or more security-related updates.

Description

py-ecdsa developers report :

Fix CVE-2019-14853 - possible DoS caused by malformed signature decoding.

Fix CVE-2019-14859 - signature malleability caused by insufficient checks of DER encoding

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?7cd61c2a

http://www.nessus.org/u?46f28a35

Plugin Details

Severity: Critical

ID: 139641

File Name: freebsd_pkg_a23ebf36e8b64665b0f34c977f9a145c.nasl

Version: 1.3

Type: local

Published: 8/18/2020

Updated: 2/26/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N

CVSS Score Source: CVE-2019-14859

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 8.2

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:py27-ecdsa, p-cpe:/a:freebsd:freebsd:py37-ecdsa, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/16/2020

Vulnerability Publication Date: 10/7/2019

Reference Information

CVE: CVE-2019-14853, CVE-2019-14859