Auth bypass in Emsigner
CVE-2023-43901
Incorrect access control in the AdHoc User creation form of eMudhra emSigner v2.8.7 allows unauthenticated attackers to arbitrarily modify usernames and privileges by using the email address of a registered user.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.005 (38.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 38.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Emsigner — versions 2.8.7
- Emudhra Emsigner — versions 2.8.7
Weakness classification (CWE)
References
- secpro.llc/EMSigner-CVE-1/ (Exploit, Third Party Advisory)
- secpro.co/blog/cve-2023-43901
Frequently asked questions
- What is CVE-2023-43901?
- CVE-2023-43901 is a high-severity vulnerability in Emsigner, classified under Incorrect Authorization. CVSS score: 7.5/10. Published 2023-11-14.
- How severe is CVE-2023-43901?
- High severity. CVSS v3 base score is 7.5 out of 10.