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redhatRedHatRHSA-2021:2758
HistoryJul 15, 2021 - 6:23 p.m.

(RHSA-2021:2758) Important: nettle security update

2021-07-1518:23:38
access.redhat.com
133

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.01 Low

EPSS

Percentile

83.1%

JSON

Nettle is a cryptographic library that is designed to fit easily in almost any context: In crypto toolkits for object-oriented languages, such as C++, Python, or Pike, in applications like LSH or GNUPG, or even in kernel space.

Security Fix(es):

  • nettle: Out of bounds memory access in signature verification (CVE-2021-20305)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Related

nessus 47
redos 9
prion 1
redhat 25
ubuntucve 1
photon 8
osv 5
gentoo 1
altlinux 2
debiancve 1
oraclelinux 2
fedora 1
f5 1
alpinelinux 1
suse 1
almalinux 1
veracode 1
cve 1
cloudfoundry 1
ubuntu 1
redhatcve 1
amazon 1
slackware 1
rocky 1
cbl_mariner 1
centos 1
debian 3
mageia 1
rosalinux 1
ibm 6
ics 1
nessus
nessus
GLSA-202105-31 : Nettle: Denial of service
2022-01-24 00:00:00
AlmaLinux 8 : gnutls and nettle (ALSA-2021:1206)
2022-02-09 00:00:00
NewStart CGSL MAIN 6.02 : nettle Vulnerability (NS-SA-2021-0132)
2021-10-27 00:00:00
redos
redos
ROS-2-583
2021-09-08 00:00:00
ROS-2-619
2021-09-08 00:00:00
ROS-2-500
2021-09-08 00:00:00
prion
prion
Design/Logic Flaw
2021-04-05 22:15:00
redhat
redhat
(RHSA-2021:1245) Important: gnutls and nettle security update
2021-04-19 11:26:49
(RHSA-2021:2356) Important: nettle security update
2021-06-09 08:30:05
(RHSA-2021:1206) Important: gnutls and nettle security update
2021-04-14 20:07:45
ubuntucve
ubuntucve
CVE-2021-20305
2021-04-05 00:00:00
photon
photon
Home Download Photon OS User Documentation FAQ Security Advisories Related Information Lightwave - PHSA-2021-2.0-0339
2021-04-21 00:00:00
Home Download Photon OS User Documentation FAQ Security Advisories Related Information Lightwave - PHSA-2021-1.0-0383
2021-04-21 00:00:00
Critical Photon OS Security Update - PHSA-2021-0012
2021-04-21 00:00:00
osv
osv
Important: gnutls and nettle security update
2021-04-14 20:07:45
CVE-2021-20305
2021-04-05 22:15:12
nettle vulnerability
2021-04-13 15:00:11
gentoo
gentoo
Nettle: Denial of service
2021-05-26 00:00:00
altlinux
altlinux
Security fix for the ALT Linux 10 package gnutls30 version 3.6.16-alt1
2021-05-31 00:00:00
Security fix for the ALT Linux 9 package gnutls30 version 3.6.16-alt1
2021-06-09 00:00:00
debiancve
debiancve
CVE-2021-20305
2021-04-05 22:15:00
oraclelinux
oraclelinux
gnutls and nettle security update
2021-04-16 00:00:00
nettle security update
2021-04-09 00:00:00
fedora
fedora
[SECURITY] Fedora 33 Update: gnutls-3.6.16-1.fc33
2021-06-01 01:06:08
f5
f5
K33101555 : Nettle cryptography library vulnerability CVE-2021-20305
2021-06-08 00:00:00
alpinelinux
alpinelinux
CVE-2021-20305
2021-04-05 22:15:00
suse
suse
Security update for libnettle (important)
2021-05-01 00:00:00
almalinux
almalinux
Important: gnutls and nettle security update
2021-04-14 20:07:45
veracode
veracode
Incorrect Signature Verification
2021-04-17 00:58:26
cve
cve
CVE-2021-20305
2021-04-05 22:15:00
cloudfoundry
cloudfoundry
USN-4906-1: Nettle vulnerability | Cloud Foundry
2021-04-29 00:00:00
ubuntu
ubuntu
Nettle vulnerability
2021-04-13 00:00:00
redhatcve
redhatcve
CVE-2021-20305
2021-03-31 17:08:42
amazon
amazon
Important: nettle
2021-04-20 17:55:00
slackware
slackware
[slackware-security] gnutls
2021-05-25 18:17:19
rocky
rocky
gnutls and nettle security update
2021-04-14 20:07:45
cbl_mariner
cbl_mariner
CVE-2021-20305 affecting package nettle 3.4.1-2
2021-05-06 23:56:43
centos
centos
nettle security update
2021-04-16 20:23:43
debian
debian
[SECURITY] [DSA 4933-1] nettle security update
2021-06-18 18:58:09
[SECURITY] [DLA 2760-1] nettle security update
2021-09-18 14:46:40
[SECURITY] [DSA 4933-1] nettle security update
2021-06-18 18:58:09
mageia
mageia
Updated nettle packages fix security vulnerabilities
2021-06-29 20:31:40
rosalinux
rosalinux
Advisory ROSA-SA-2021-1930
2021-07-02 17:33:14
ibm
ibm
Security Bulletin: IBM QRadar Network Security is affected by multiple vulnerabilities (CVE-2020-25648, CVE-2021-31535, CVE-2021-20305, CVE-2020-25692)
2021-11-08 03:57:51
Security Bulletin: Multiple vulnerabilites affect IBM Jazz Foundation and IBM Engineering products.
2021-07-16 17:54:43
Security Bulletin: Cloud Pak for Security has several security vulnerabilities addressed in the latest version
2021-07-30 07:38:48
ics
ics
Siemens SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP V3.1
2023-12-14 12:00:00

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.01 Low

EPSS

Percentile

83.1%

JSON
Related for RHSA-2021:2758
nessus47redos9prion1redhat25ubuntucve1photon8osv5gentoo1altlinux2debiancve1oraclelinux2fedora1f51alpinelinux1suse1almalinux1veracode1cve1cloudfoundry1ubuntu1redhatcve1amazon1slackware1rocky1cbl_mariner1centos1debian3mageia1rosalinux1ibm6ics1