CVE-2020-5577: Malicious File Upload

Published May 14, 2020
·
Updated

Movable Type series (Movable Type 7 r.4606 (7.2.1) and earlier (Movable Type 7), Movable Type Advanced 7 r.4606 (7.2.1) and earlier (Movable Type Advanced 7), Movable Type for AWS 7 r.4606 (7.2.1) and earlier (Movable Type for AWS 7), Movable Type 6.5.3 and earlier (Movable Type 6.5), Movable Type Advanced 6.5.3 and earlier (Movable Type Advanced 6.5), Movable Type 6.3.11 and earlier (Movable Type 6.3), Movable Type Advanced 6.3.11 and earlier (Movable Type 6.3), Movable Type Premium 1.29 and earlier, and Movable Type Premium Advanced 1.29 and earlier) allow remote authenticated attackers to upload arbitrary files and execute a php script via unspecified vectors.

Affected Software

9 affected components
Sixapart Movable Type<=1.29
Sixapart Movable Type<=1.29
Sixapart Movable Type>=6.3<=6.3.11
Sixapart Movable Type>=6.3<=6.3.11
Sixapart Movable Type>=6.5.0<=6.5.3
Sixapart Movable Type>=6.5.0<=6.5.3
Sixapart Movable Type Aws>=7.0<=7.2.1
Sixapart Movable Type>=7.0<=7.2.1
Sixapart Movable Type>=7.0<=7.2.1

Event History

May 14, 2020
CVE Published
via MITRE·01:00 AM
Data Sourced
via MITRE·01:00 AM
DescriptionWeakness

Frequently Asked Questions

1

What is the vulnerability ID?

CVE-2020-5577

2

What is the severity of CVE-2020-5577?

The severity of CVE-2020-5577 is high with a severity value of 8.8.

3

Which software versions are affected by CVE-2020-5577?

Movable Type 7 r.4606 (7.2.1) and earlier (Movable Type 7), Movable Type Advanced 7 r.4606 (7.2.1) and earlier (Movable Type Advanced 7), Movable Type for AWS 7 r.4606 (7.2.1) and earlier (Movable Type for AWS 7), Movable Type 6.5.3 and earlier (Movable Type 6.5), Movable Type A…

4

What is the fix for CVE-2020-5577?

To fix CVE-2020-5577, update to Movable Type version 7.3.0, 6.6.0, or 6.3.12 depending on the version of Movable Type you are using.

5

Where can I find more information about CVE-2020-5577?

You can find more information about CVE-2020-5577 at the following references: [https://jvn.jp/en/jp/JVN28806943/index.html](https://jvn.jp/en/jp/JVN28806943/index.html), [https://movabletype.org/news/2020/05/mt-730-660-6312-released.html](https://movabletype.org/news/2020/05/mt-730-660-6312-released.html)

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