Buffer overflow in Entersrl Iperius Backup
CVE-2018-25261
Iperius Backup 5.8.1 contains a local buffer overflow vulnerability in the structured exception handling (SEH) mechanism that allows local attackers to execute arbitrary code by supplying a malicious file path. Attackers can create a backup job with a crafted payload in the external file location field that triggers a buffer overflow when the backup job executes, enabling code execution with application privileges.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (9.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 9.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Entersrl Iperius Backup — versions 5.8.1
- Iperiusbackup Iperius Backup — versions 5.8.1
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/46059 (Exploit, VDB Entry, exploit)
- www.iperiusbackup.com (Product, product)
- www.vulncheck.com/advisories/iperius-backup-local-buffer-overflow-seh (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2018-25261?
- CVE-2018-25261 is a high-severity vulnerability in Entersrl Iperius Backup, classified under Out-of-bounds Write. CVSS score: 8.4/10. Published 2026-04-22.
- How severe is CVE-2018-25261?
- High severity. CVSS v3 base score is 8.4 out of 10.