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Scientific Linux Security Update : nss and nspr on SL7.x x86_64 (20201001)

critical Nessus Plugin ID 141689

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Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

Security Fix(es) :

 - nss: Out-of-bounds read when importing curve25519 private key (CVE-2019-11719)

 - nss: Use-after-free in sftk_FreeSession due to improper refcounting (CVE-2019-11756)

 - nss: Check length of inputs for cryptographic primitives (CVE-2019-17006)

 - nss: Side channel attack on ECDSA signature generation (CVE-2020-6829)

 - nss: P-384 and P-521 implementation uses a side-channel vulnerable modular inversion function (CVE-2020-12400)

 - nss: ECDSA timing attack mitigation bypass (CVE-2020-12401)

 - nss: Side channel vulnerabilities during RSA key generation (CVE-2020-12402)

 - nss: CHACHA20-POLY1305 decryption with undersized tag leads to out-of-bounds read (CVE-2020-12403)

 - nss: PKCS#1 v1.5 signatures can be used for TLS 1.3 (CVE-2019-11727)

 - nss: TLS 1.3 HelloRetryRequest downgrade request sets client into invalid state (CVE-2019-17023)

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?d878e66a

Plugin Details

Severity: Critical

ID: 141689

File Name: sl_20201001_nss_and_nspr_on_SL7_x.nasl

Version: 1.4

Type: local

Agent: unix

Published: 10/21/2020

Updated: 2/14/2024

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

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

CVSS Score Source: CVE-2019-17006

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Vulnerability Information

CPE: p-cpe:/a:fermilab:scientific_linux:nss-softokn, p-cpe:/a:fermilab:scientific_linux:nspr-devel, p-cpe:/a:fermilab:scientific_linux:nss-softokn-freebl, p-cpe:/a:fermilab:scientific_linux:nspr, p-cpe:/a:fermilab:scientific_linux:nss-util-debuginfo, p-cpe:/a:fermilab:scientific_linux:nss-util-devel, x-cpe:/o:fermilab:scientific_linux, p-cpe:/a:fermilab:scientific_linux:nspr-debuginfo, p-cpe:/a:fermilab:scientific_linux:nss-softokn-debuginfo, p-cpe:/a:fermilab:scientific_linux:nss-devel, p-cpe:/a:fermilab:scientific_linux:nss-softokn-freebl-devel, p-cpe:/a:fermilab:scientific_linux:nss-sysinit, p-cpe:/a:fermilab:scientific_linux:nss, p-cpe:/a:fermilab:scientific_linux:nss-debuginfo, p-cpe:/a:fermilab:scientific_linux:nss-util, p-cpe:/a:fermilab:scientific_linux:nss-softokn-devel, p-cpe:/a:fermilab:scientific_linux:nss-pkcs11-devel, p-cpe:/a:fermilab:scientific_linux:nss-tools

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RedHat/release, Host/RedHat/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/1/2020

Vulnerability Publication Date: 7/23/2019

Reference Information

CVE: CVE-2019-11719, CVE-2019-11727, CVE-2019-11756, CVE-2019-17006, CVE-2019-17023, CVE-2020-12400, CVE-2020-12401, CVE-2020-12402, CVE-2020-12403, CVE-2020-6829