Veracode Vulnerability DatabaseVERACODE:26352Denial Of Service (DoS)
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
dovecot is vulnerable to denial of service (DoS). The vulnerability exists through an uncontrolled recursion in submission, lmtp, and lda via a crafted e-mail message with deeply nested MIME parts.
References
seclists.org/fulldisclosure/2021/Jan/18
www.openwall.com/lists/oss-security/2020/08/12/1
www.openwall.com/lists/oss-security/2021/01/04/3
dovecot.org/security
lists.debian.org/debian-lts-announce/2020/08/msg00024.html
lists.fedoraproject.org/archives/list/[email protected]/message/4AAX2MJEULPVSRZOBX3PNPFSYP4FM4TT/
lists.fedoraproject.org/archives/list/[email protected]/message/EYZU6CHA3VMYYAUCMHSCCQKJEVEIKPQ2/
lists.fedoraproject.org/archives/list/[email protected]/message/XKKAL3OMG76ZZ7CIEMQP2K6KCTD2RAKE/
security.gentoo.org/glsa/202009-02
usn.ubuntu.com/4456-1/
usn.ubuntu.com/4456-2/
www.debian.org/security/2020/dsa-4745
Related
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P