CVE-2022-22831

Name: CVE-2022-22831
Creator: NVD / NIST
Published: 2022-02-06T21:15:07.937+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 11.44%

Last modified Jun 17, 2026

CVE-2022-22831 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue was discovered in Servisnet Tessa 0.0.2. An attacker can add a new sysadmin user via a manipulation of the Authorization HTTP header.. EPSS estimates a 11.44% chance of exploitation in the next 30 days.

Description

An issue was discovered in Servisnet Tessa 0.0.2. An attacker can add a new sysadmin user via a manipulation of the Authorization HTTP header.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

11.44%

95.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-287

Affected Software

Vendor	Product	Versions
Servisnet	Tessa	0.0.2

References

http://packetstormsecurity.com/files/165863/Servisnet-Tessa-Authentication-Bypass.htmlThird Party Advisory, VDB Entry
http://www.servisnet.com.tr/en/page/productsProduct
https://www.exploit-db.com/exploits/50714Exploit, Third Party Advisory, VDB Entry
https://www.pentest.com.tr/exploits/Servisnet-Tessa-Add-sysAdmin-User-Unauthenticated.htmlExploit, Third Party Advisory
http://packetstormsecurity.com/files/165863/Servisnet-Tessa-Authentication-Bypass.htmlThird Party Advisory, VDB Entry
http://www.servisnet.com.tr/en/page/productsProduct
https://www.exploit-db.com/exploits/50714Exploit, Third Party Advisory, VDB Entry
https://www.pentest.com.tr/exploits/Servisnet-Tessa-Add-sysAdmin-User-Unauthenticated.htmlExploit, Third Party Advisory

Timeline

Published: Feb 6, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-22831?

An issue was discovered in Servisnet Tessa 0.0.2. An attacker can add a new sysadmin user via a manipulation of the Authorization HTTP header.

How severe is CVE-2022-22831?

CVE-2022-22831 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 11.44% probability of exploitation in the next 30 days.

How do I fix CVE-2022-22831?

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-2022-22831?

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

Scan your code now

Source: NVD / NIST