Auth bypass in Totemo Totemomail
CVE-2020-7918
An insecure direct object reference in webmail in totemo totemomail 7.0.0 allows an authenticated remote user to read and modify mail folder names of other users via enumeration.
Vulnerability class: IDOR (Insecure Direct Object Reference)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.007 (52.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.4% 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: 0.007 · change: 0.000
Affected products
- Totemo Totemomail — versions 7.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.totemo.com/en/solutions/email-encryption (Product, Vendor Advisory)
- objectif-securite.ch/2020/03/20/IDOR-totemo-mail-folder.html (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-7918?
- CVE-2020-7918 is a medium-severity vulnerability in Totemo Totemomail, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.4/10. Published 2020-03-27.
- How severe is CVE-2020-7918?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2020-7918 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.