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F5 Networks BIG-IP : GnuTLS RSA PKCS signature vulnerability (K17327)

medium Nessus Plugin ID 86187

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Synopsis

The remote device is missing a vendor-supplied security patch.

Description

GnuTLS before 3.1.0 does not verify that the RSA PKCS #1 signature algorithm matches the signature algorithm in the certificate, which allows remote attackers to conduct downgrade attacks via unspecified vectors. (CVE-2015-0282)

Solution

Upgrade to one of the non-vulnerable versions listed in the F5 Solution K17327.

See Also

https://support.f5.com/csp/article/K17327

Plugin Details

Severity: Medium

ID: 86187

File Name: f5_bigip_SOL17327.nasl

Version: 2.9

Type: local

Published: 9/29/2015

Updated: 3/10/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 4.4

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

Vulnerability Information

CPE: cpe:/a:f5:big-ip_access_policy_manager, cpe:/a:f5:big-ip_advanced_firewall_manager, cpe:/a:f5:big-ip_application_acceleration_manager, cpe:/a:f5:big-ip_application_security_manager, cpe:/a:f5:big-ip_application_visibility_and_reporting, cpe:/a:f5:big-ip_global_traffic_manager, cpe:/a:f5:big-ip_link_controller, cpe:/a:f5:big-ip_local_traffic_manager, cpe:/a:f5:big-ip_policy_enforcement_manager, cpe:/a:f5:big-ip_wan_optimization_manager, cpe:/a:f5:big-ip_webaccelerator, cpe:/h:f5:big-ip, cpe:/h:f5:big-ip_protocol_security_manager

Required KB Items: Host/local_checks_enabled, Host/BIG-IP/hotfix, Host/BIG-IP/modules, Host/BIG-IP/version

Exploit Ease: No known exploits are available

Patch Publication Date: 9/28/2015

Vulnerability Publication Date: 3/24/2015

Reference Information

CVE: CVE-2015-0282

BID: 73119