Vulnerability Report

CVE-2020-11535

Title: Onlyoffice Document Server

Other

Proof Of Concept

No public PoC currently indexed for CVE-2020-11535.

CWE Category CWE-91
Published Date Apr 15, 2020
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 9.8 CVSS v3.1
Exploit Probability (EPSS)
0.65%

Vulnerability Summary

CVE-2020-11535: An issue was discovered in ONLYOFFICE Document Server 5.5.0. An attacker can craft a malicious .docx file, and exploit XML injection to enter an attacker-controlled parameter into the x2t binary, to rewrite this binary and/or libxcb.so.1, and execute code on a victim's server.

Impacted Vendors

A
adobe 1
O
onlyoffice 1

Reference Links

https://gist.github.com/andrewaeva/beb92d3d2f1c5672dbda5050e323f6a0 https://github.com/ONLYOFFICE/DocumentServer/blob/master/CHANGELOG.md#551 https://gist.github.com/andrewaeva/beb92d3d2f1c5672dbda5050e323f6a0 https://github.com/ONLYOFFICE/DocumentServer/blob/master/CHANGELOG.md#551
CVSS v3.1
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:3.1/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-2020-11535 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:N/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.