CVE-2018-25261
CVE-2018-25261 is a high-severity vulnerability in Entersrl Iperius Backup with a CVSS 3.x base score of 8.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.
Key facts
- Severity: High (CVSS 3.x base score 8.4)
- CVSS v4: 8.6
- EPSS exploit prediction: 0% (11th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2018-21776
- Weakness: CWE-787
- Affected product: Entersrl Iperius Backup
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is 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.
- How severe is CVE-2018-25261?
- CVE-2018-25261 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-25261 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-25261?
- CVE-2018-25261 affects Entersrl Iperius Backup. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-25261?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2018-25261 have an EU (EUVD) identifier?
- Yes. CVE-2018-25261 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21776.
- When was CVE-2018-25261 published?
- CVE-2018-25261 was published on 2026-04-22 and last updated on 2026-06-17.
References
- https://www.exploit-db.com/exploits/46059
- https://www.iperiusbackup.com
- https://www.vulncheck.com/advisories/iperius-backup-local-buffer-overflow-seh
Affected products (1)
- cpe:2.3:a:entersrl:iperius_backup:5.8.1:*:*:*:*:*:*:*
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