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Vulnerability record · CVE-2020-13229 · published 2 June 2020

CVE-2020-13229: Sysax multi server vulnerability

Sysax · Multi Server

An issue was discovered in Sysax Multi Server 6.90. A session can be hijacked if one observes the sid value in any /scgi URI, because it is an authentication token.

8.8 CVSS 3.1 High EPSS 1.6% · top 25.1% CWE-384 · CWE-384
8.8CVSS 3.1 base score, v2 6.8
1.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

An issue was discovered in Sysax Multi Server 6.90. A session can be hijacked if one observes the sid value in any /scgi URI, because it is an authentication token.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/wrongsid3 Third Party Advisory
https://github.com/wrongsid3/Sysax-MultiServer-6.90-Multiple-Vulnerabilities/blob/master/README.md ExploitThird Party Advisory
https://github.com/wrongsid3 Third Party Advisory
https://github.com/wrongsid3/Sysax-MultiServer-6.90-Multiple-Vulnerabilities/blob/master/README.md ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.3CVE-2012-10060Sysax multi server stack-based buffer overflow vulnerabilitySysax Multi Server versions prior to 5.55 contain a stack-based buffer overflow in its SSH service. When a remote attacker supplies an overly long us…EPSS 3.0%9.0CVE-2009-4790Sysax multi server path traversal vulnerabilityMultiple directory traversal vulnerabilities in Sysax Multi Server 4.5 allow remote authenticated users to read or modify arbitrary files via crafted…EPSS 3.9%8.7CVE-2013-10065Sysax multi server vulnerabilityA denial-of-service vulnerability exists in Sysax Multi-Server version 6.10 via its SSH daemon. A specially crafted SSH key exchange packet can trigg…EPSS 1.6%7.5CVE-2024-53458Sysax multi server uncontrolled resource consumption vulnerabilitySysax Multi Server 6.99 is vulnerable to a denial of service (DoS) condition when processing specially crafted SSH packets.EPSS 0.52%7.1CVE-2012-6530Sysax Multi Server HTTP stack buffer overflow enables remote code executionSysax Multi Server before 5.52 contains a stack-based buffer overflow that is reachable when HTTP is enabled. A remote authenticated user holding the…EPSS 46%analysed6.5CVE-2020-23574Sysax multi server memory buffer overflow vulnerabilityWhen 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 le…EPSS 0.95%6.1CVE-2020-13228Sysax multi server cross-site scripting vulnerabilityAn issue was discovered in Sysax Multi Server 6.90. There is reflected XSS via the /scgi sid parameter.EPSS 3.1%5.4CVE-2024-53459Sysax multi server cross-site scripting vulnerabilitySysax Multi Server 6.99 is vulnerable to Cross Site Scripting (XSS) via the /scgi?sid parameter.EPSS 0.31%

Source: NIST National Vulnerability Database (record CVE-2020-13229), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.