CVE-2020-23574 Memory corruption in n/a

What is CVE-2020-23574?

CVE-2020-23574 is a medium-severity memory corruption vulnerability in n/a, published on 19 Aug 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

When uploading a file in Sysax Multi Server 6.90, an authenticated user can modify the filename="" parameter in the uploadfile_name1.htm form to a length of 368 or more bytes. This will create a buffer overflow condition, causing the application to crash.

Weakness: CWE-119

Which versions are affected by CVE-2020-23574?

It affects 1 product.

Products include Sysax Multi Server.

How do I fix CVE-2020-23574?

No fix has been published for CVE-2020-23574 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-23574 being exploited?

There is no known exploitation of CVE-2020-23574 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2012-10060 Sysax Multi Server < 5.55 SSH Username Buffer Overflow Critical 9.3
• CVE-2009-4790 Path traversal in n/a Critical 9.0
• CVE-2020-13229 Auth bypass in n/a High 8.8
• CVE-2013-10065 Sysax Multi-Server <= 6.10 SSHD Key Exchange DoS High 8.7
• CVE-2024-53458 Denial of service in n/a High 7.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-4vv3-wjvp-xprx.