Vulnerability Report

CVE-2018-20160

Title: Synacor Zimbra Collaboration Suite XML External Entity (XXE)

XML External Entity (XXE)

Proof Of Concept

No public PoC currently indexed for CVE-2018-20160.

CWE Category CWE-611

Published Date May 29, 2019

Modified Date Nov 21, 2024

Exploit Status Not Found

Score 9.8 CVSS v3.0

Exploit Probability (EPSS)

1.65%

Vulnerability Summary

CVE-2018-20160: ZxChat (aka ZeXtras Chat), as used for zimbra-chat and zimbra-talk in Synacor Zimbra Collaboration Suite 8.7 and 8.8 and in other products, allows XXE attacks, as demonstrated by a crafted XML request to mailboxd.

Impacted Vendors

synacor 1

zimbra 1

Reference Links

https://bugzilla.zimbra.com/show_bug.cgi?id=109093 https://wiki.zimbra.com/wiki/Security_Center https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories https://bugzilla.zimbra.com/show_bug.cgi?id=109093 https://wiki.zimbra.com/wiki/Security_Center https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories

CVSS v3.0

Source Entity [email protected]

Severity CRITICAL

9.8

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

Source Entity [email protected]

Severity HIGH

7.5

Access Vector

N/A

Authentication

N/A

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2018-20160 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

November 21, 2024 MODIFIED

Vulnerability data or affected products updated.

May 29, 2019 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.