Vulnerability Report

CVE-2020-26172

Title: JWT token reuse and lack of expiration

Session Hijacking

Proof Of Concept

No public PoC currently indexed for CVE-2020-26172.

CWE Category CWE-294
Published Date Dec 18, 2020
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 4.2 CVSS v3.1
Exploit Probability (EPSS)
0.66%

Vulnerability Summary

CVE-2020-26172: Every login in tangro Business Workflow before 1.18.1 generates the same JWT token, which allows an attacker to reuse the token when a session is active. The JWT token does not contain an expiration timestamp.

Impacted Vendors

T
tangro 1

Reference Links

https://blog.to.com/advisory-tangro-bwf-1-17-5-multiple-vulnerabilities/ https://www.tangro.de/ https://blog.to.com/advisory-tangro-bwf-1-17-5-multiple-vulnerabilities/ https://www.tangro.de/
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
4.2
Attack Vector
NETWORK
Complexity
HIGH
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
6.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
6.4
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:N/C:P/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2020-26172 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity HIGH
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

Affected Stack

No specific products linked.