Vulnerability Report

CVE-2019-19783

Title: Cyrus Imap Auth Bypass

Auth Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2019-19783.

CWE Category CWE-269
Published Date Dec 16, 2019
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 6.5 CVSS v3.1
Exploit Probability (EPSS)
1.28%

Vulnerability Summary

CVE-2019-19783: An issue was discovered in Cyrus IMAP before 2.5.15, 3.0.x before 3.0.13, and 3.1.x through 3.1.8. If sieve script uploading is allowed (3.x) or certain non-default sieve options are enabled (2.x), a user with a mail account on the service can use a sieve script containing a fileinto directive to create any mailbox with administrator privileges, because of folder mishandling in autosieve_createfolder() in imap/lmtp_sieve.c.

Impacted Vendors

U
university_of_washington 1
C
cyrus 1

Reference Links

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2DIV4HQ6LG5GPRO4B5Z2NHCZUPBUVVVF/ https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6IGOO5UGEBBDPN7B2YXLK7I7L3Y35EBA/ https://seclists.org/bugtraq/2019/Dec/38 https://security.gentoo.org/glsa/202006-23 https://usn.ubuntu.com/4566-1/ https://www.cyrusimap.org/imap/download/release-notes/2.5/x/2.5.15.html https://www.cyrusimap.org/imap/download/release-notes/3.0/x/3.0.13.html https://www.debian.org/security/2019/dsa-4590 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2DIV4HQ6LG5GPRO4B5Z2NHCZUPBUVVVF/ https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6IGOO5UGEBBDPN7B2YXLK7I7L3Y35EBA/ https://seclists.org/bugtraq/2019/Dec/38 https://security.gentoo.org/glsa/202006-23 https://usn.ubuntu.com/4566-1/ https://www.cyrusimap.org/imap/download/release-notes/2.5/x/2.5.15.html https://www.cyrusimap.org/imap/download/release-notes/3.0/x/3.0.13.html https://www.debian.org/security/2019/dsa-4590
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
6.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CVSS v2.0
Source Entity [email protected]
Severity LOW
3.5
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:S/C:N/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2019-19783 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Affected Stack

No specific products linked.