Vulnerability in Tangro Business Workflow
CVE-2020-26176
An issue was discovered in tangro Business Workflow before 1.18.1. No (or broken) access control checks exist on the /api/document/<DocumentID>/attachments API endpoint. Knowing a document ID, an attacker can list all the attachments of a workitem, including their respective IDs. This allows the attacker to gather valid attachment IDs for workitems that do not belong to them.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.008 (53.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.008 · change: +0.000
Affected products
Weakness classification (CWE)
References
- www.tangro.de/ (Product)
- blog.to.com/advisory-tangro-bwf-1-17-5-multiple-vulnerabilities/ (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-26176?
- CVE-2020-26176 is a medium-severity vulnerability in Tangro Business Workflow, classified under CWE-922. CVSS score: 4.3/10. Published 2020-12-18.
- How severe is CVE-2020-26176?
- Medium severity. CVSS v3 base score is 4.3 out of 10.