File Write Vulnerability in Cyrus IMAP by Cyrus
CVE-2017-12843

6.5MEDIUM

Key Information:

Vendor

Cyrusimap

Status
Cyrus Imap
Vendor
CVE Published:
22 August 2017

What is CVE-2017-12843?

Cyrus IMAP prior to version 3.0.3 contains a vulnerability that allows remote authenticated users to write to arbitrary files. This can be achieved through the manipulation of specific commands such as SYNCAPPLY, SYNCGET, or SYNCRESTORE, enabling unauthorized access and potential modification of sensitive files within the server environment.

References

https://github.com/cyrusimap/cyrus-imapd/commit/5edadcfb8...
x_refsource_CONFIRM
https://www.cyrusimap.org/imap/download/release-notes/3.0...
x_refsource_CONFIRM
https://github.com/cyrusimap/cyrus-imapd/commit/53c4137bd...
x_refsource_CONFIRM

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.