CVE-2021-3113

Name: CVE-2021-3113
Creator: NVD / NIST
Published: 2021-01-17T03:15:15.457+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 3.16%

Last modified Jun 17, 2026

CVE-2021-3113 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Netsia SEBA+ through 0.16.1 build 70-e669dcd7 allows remote attackers to discover session cookies via a direct /session/list/allActiveSession request. For example, the attacker can discover the admin's cookie if the admin account happens to be logged in when the allActiveSession request occurs, and can then use that cookie immediately for admin access,. EPSS estimates a 3.16% chance of exploitation in the next 30 days.

Description

Netsia SEBA+ through 0.16.1 build 70-e669dcd7 allows remote attackers to discover session cookies via a direct /session/list/allActiveSession request. For example, the attacker can discover the admin's cookie if the admin account happens to be logged in when the allActiveSession request occurs, and can then use that cookie immediately for admin access,

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

3.16%

86.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-425

Affected Software

Vendor	Product	Versions
Netsia	Seba\+	<= 0.16.1

References

https://www.exploit-db.com/exploits/49435Exploit, Third Party Advisory, VDB Entry
https://www.netsia.com/#netsiasebaVendor Advisory
https://www.pentest.com.tr/exploits/Netsia-SEBA-0-16-1-Authentication-Bypass-Add-Root-User-Metasploit.htmlExploit, Third Party Advisory
https://www.exploit-db.com/exploits/49435Exploit, Third Party Advisory, VDB Entry
https://www.netsia.com/#netsiasebaVendor Advisory
https://www.pentest.com.tr/exploits/Netsia-SEBA-0-16-1-Authentication-Bypass-Add-Root-User-Metasploit.htmlExploit, Third Party Advisory

Timeline

Published: Jan 17, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-3113?

How severe is CVE-2021-3113?

CVE-2021-3113 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.16% probability of exploitation in the next 30 days.

How do I fix CVE-2021-3113?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-3113?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST