CVE-2020-12100

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2020-12100
In Dovecot before 2.3.11.3, uncontrolled recursion in submission, lmtp, and lda allows remote attackers to cause a denial of service (resource consumption) via a crafted e-mail message with deeply nested MIME parts.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
http://seclists.org/fulldisclosure/2021/Jan/18 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/08/12/1 Exploit Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/01/04/3 Mailing List Third Party Advisory
https://dovecot.org/security Vendor Advisory
https://lists.debian.org/debian-lts-announce/2020/08/msg00024.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4AAX2MJEULPVSRZOBX3PNPFSYP4FM4TT/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYZU6CHA3VMYYAUCMHSCCQKJEVEIKPQ2/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XKKAL3OMG76ZZ7CIEMQP2K6KCTD2RAKE/
https://security.gentoo.org/glsa/202009-02 Third Party Advisory
https://usn.ubuntu.com/4456-1/ Third Party Advisory
https://usn.ubuntu.com/4456-2/ Third Party Advisory
https://www.debian.org/security/2020/dsa-4745 Third Party Advisory
http://seclists.org/fulldisclosure/2021/Jan/18 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/08/12/1 Exploit Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/01/04/3 Mailing List Third Party Advisory
https://dovecot.org/security Vendor Advisory
https://lists.debian.org/debian-lts-announce/2020/08/msg00024.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4AAX2MJEULPVSRZOBX3PNPFSYP4FM4TT/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYZU6CHA3VMYYAUCMHSCCQKJEVEIKPQ2/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XKKAL3OMG76ZZ7CIEMQP2K6KCTD2RAKE/
https://security.gentoo.org/glsa/202009-02 Third Party Advisory
https://usn.ubuntu.com/4456-1/ Third Party Advisory
https://usn.ubuntu.com/4456-2/ Third Party Advisory
https://www.debian.org/security/2020/dsa-4745 Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*

Configuration 4 (hide)

OR cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
History

21 Nov 2024, 04:59

Type Values Removed Values Added
References () http://seclists.org/fulldisclosure/2021/Jan/18 - Mailing List, Third Party Advisory () http://seclists.org/fulldisclosure/2021/Jan/18 - Mailing List, Third Party Advisory
References () http://www.openwall.com/lists/oss-security/2020/08/12/1 - Exploit, Mailing List, Third Party Advisory () http://www.openwall.com/lists/oss-security/2020/08/12/1 - Exploit, Mailing List, Third Party Advisory
References () http://www.openwall.com/lists/oss-security/2021/01/04/3 - Mailing List, Third Party Advisory () http://www.openwall.com/lists/oss-security/2021/01/04/3 - Mailing List, Third Party Advisory
References () https://dovecot.org/security - Vendor Advisory () https://dovecot.org/security - Vendor Advisory
References () https://lists.debian.org/debian-lts-announce/2020/08/msg00024.html - Mailing List, Third Party Advisory () https://lists.debian.org/debian-lts-announce/2020/08/msg00024.html - Mailing List, Third Party Advisory
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4AAX2MJEULPVSRZOBX3PNPFSYP4FM4TT/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4AAX2MJEULPVSRZOBX3PNPFSYP4FM4TT/ -
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYZU6CHA3VMYYAUCMHSCCQKJEVEIKPQ2/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYZU6CHA3VMYYAUCMHSCCQKJEVEIKPQ2/ -
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XKKAL3OMG76ZZ7CIEMQP2K6KCTD2RAKE/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XKKAL3OMG76ZZ7CIEMQP2K6KCTD2RAKE/ -
References () https://security.gentoo.org/glsa/202009-02 - Third Party Advisory () https://security.gentoo.org/glsa/202009-02 - Third Party Advisory
References () https://usn.ubuntu.com/4456-1/ - Third Party Advisory () https://usn.ubuntu.com/4456-1/ - Third Party Advisory
References () https://usn.ubuntu.com/4456-2/ - Third Party Advisory () https://usn.ubuntu.com/4456-2/ - Third Party Advisory
References () https://www.debian.org/security/2020/dsa-4745 - Third Party Advisory () https://www.debian.org/security/2020/dsa-4745 - Third Party Advisory

07 Nov 2023, 03:15

Type Values Removed Values Added
References
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EYZU6CHA3VMYYAUCMHSCCQKJEVEIKPQ2/', 'name': 'FEDORA-2020-d737c57172', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4AAX2MJEULPVSRZOBX3PNPFSYP4FM4TT/', 'name': 'FEDORA-2020-cd8b8f887b', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XKKAL3OMG76ZZ7CIEMQP2K6KCTD2RAKE/', 'name': 'FEDORA-2020-b8ebc4201e', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYZU6CHA3VMYYAUCMHSCCQKJEVEIKPQ2/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XKKAL3OMG76ZZ7CIEMQP2K6KCTD2RAKE/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4AAX2MJEULPVSRZOBX3PNPFSYP4FM4TT/ -
Information

Published : 2020-08-12 16:15

Updated : 2024-11-21 04:59

NVD link : CVE-2020-12100

Mitre link : CVE-2020-12100

CVE.ORG link : CVE-2020-12100

JSON object : View

Products Affected

debian

  • debian_linux

canonical

  • ubuntu_linux

fedoraproject

  • fedora

dovecot

  • dovecot
CWE
CWE-674

Uncontrolled Recursion