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ubuntucveUbuntu.comUB:CVE-2021-43529
HistoryFeb 16, 2023 - 12:00 a.m.

CVE-2021-43529

2023-02-1600:00:00
ubuntu.com
ubuntu.com
41
thunderbird
vulnerability
heap overflow
s/mime
processing
cve-2021-43529
mozilla
certificates
der-encoded dsa
rsa-pss
bugzilla
unix

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.008

Percentile

81.4%

JSON

Thunderbird versions prior to 91.3.0 are vulnerable to the heap overflow
described in CVE-2021-43527 when processing S/MIME messages. Thunderbird
versions 91.3.0 and later will not call the vulnerable code when processing
S/MIME messages that contain certificates with DER-encoded DSA or RSA-PSS
signatures.

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchthunderbird< 1:91.5.0+build1-0ubuntu0.18.04.1UNKNOWN
ubuntu20.04noarchthunderbird< 1:91.5.0+build1-0ubuntu0.20.04.1UNKNOWN

Related

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f5
f5
K000130509 : Thunderbird vulnerability CVE-2021-43529
2023-01-06 00:00:00
K54450124 : NSS vulnerability CVE-2021-43527
2022-01-28 00:00:00
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2021-12-04 00:00:00
Amazon Linux 2023 : nspr, nspr-devel, nss (ALAS2023-2023-031)
2023-03-21 00:00:00
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Home Download Photon OS User Documentation FAQ Security Advisories Related Information Lightwave - PHSA-2021-2.0-0418
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Important Photon OS Security Update - PHSA-2021-0135
2021-12-03 00:00:00
Home Download Photon OS User Documentation FAQ Security Advisories Related Information Lightwave - PHSA-2021-1.0-0454
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amazon
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Critical: nss
2023-02-17 00:11:00
Critical: nss-util
2023-02-17 00:11:00
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2021-12-01 07:11:00
debian
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[SECURITY] [DLA 2836-2] nss regression update
2021-12-07 23:07:16
[SECURITY] [DSA 5016-1] nss security update
2021-12-01 21:51:16
[SECURITY] [DLA 2836-1] nss security update
2021-12-02 13:03:34
ibm
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Security Bulletin: Heap-Based Buffer Overflow in Mozilla Network Security Services (NSS) may affect IBM Spectrum Protect Plus (CVE-2021-43527)
2022-05-17 23:25:58
redhat
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(RHSA-2021:4932) Critical: nss security update
2021-12-06 08:30:28
(RHSA-2021:4953) Critical: nss security update
2021-12-06 18:53:38
(RHSA-2021:4919) Critical: nss security update
2021-12-02 18:11:26
openvas
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SUSE: Security Advisory (SUSE-SU-2021:3939-1)
2021-12-07 00:00:00
Fedora: Security Advisory for nss (FEDORA-2021-d8e9f6222a)
2021-12-04 00:00:00
Huawei EulerOS: Security Advisory for nss (EulerOS-SA-2022-1294)
2022-03-02 00:00:00
archlinux
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[ASA-202112-3] nss: arbitrary code execution
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2021-12-03 00:00:00
cbl_mariner
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CVE-2021-43527 affecting package nss 3.44-6
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CVE-2021-43527 affecting package nss for versions less than 3.75-1
2022-04-09 06:52:33
osv
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oraclelinux
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2021-12-02 00:00:00
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Memory corruption in NSS via DER-encoded DSA and RSA-PSS signatures — Mozilla
2021-12-01 00:00:00
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2021-11-03 00:00:00
fedora
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2021-12-05 01:40:38
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2021-12-04 01:24:11
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[slackware-security] mozilla-nss
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[slackware-security] mozilla-nss
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Fix of CVE: CVE-2021-43527
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CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.008

Percentile

81.4%

JSON
Related for UB:CVE-2021-43529
f52cvelist2redhatcve2cve2debiancve2prion2nvd2ubuntucve1veracode2nessus67photon6amazon6debian3ibm1redhat16openvas35archlinux2cbl_mariner2osv10mageia1oraclelinux3ubuntu4alpinelinux1thn1suse4freebsd1cnvd1mozilla2fedora2cloudfoundry1centos2slackware2cloudlinux2rocky1googleprojectzero1almalinux1trellix2gentoo1rosalinux1