How severe is CVE-2018-5262?

CVE-2018-5262 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-5262 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 39% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-5262?

CVE-2018-5262 affects Flexense Diskboss. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-5262?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2018-5262 published?

CVE-2018-5262 was published on 2018-01-12 and last updated on 2026-06-17.

CVE-2018-5262

CVE-2018-5262 is a critical-severity vulnerability in Flexense Diskboss with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 39% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-787.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 39% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Flexense Diskboss
Published: 2018-01-12
Last modified: 2026-06-17

Description

A stack-based buffer overflow in Flexense DiskBoss 8.8.16 and earlier allows unauthenticated remote attackers to execute arbitrary code in the context of a highly privileged account.

Frequently asked questions

What is CVE-2018-5262?: A stack-based buffer overflow in Flexense DiskBoss 8.8.16 and earlier allows unauthenticated remote attackers to execute arbitrary code in the context of a highly privileged account.
How severe is CVE-2018-5262?: CVE-2018-5262 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-5262 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 39% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-5262?: CVE-2018-5262 affects Flexense Diskboss. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-5262?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-5262 published?: CVE-2018-5262 was published on 2018-01-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:flexense:diskboss:*:*:*:*:enterprise:*:*:*

More vulnerabilities in Flexense Diskboss

CVE-2018-5261 — High (CVSS 8.1): An issue was discovered in Flexense DiskBoss 8.8.16 and earlier. Due to the usage of plaintext information from the…
CVE-2020-36881 — High (CVSS 7.8): Flexsense DiskBoss 7.7.14 contains a local buffer overflow vulnerability in the 'Input Directory' component that allows…
CVE-2020-36880 — High (CVSS 7.8): Flexsense DiskBoss 7.7.14 contains a local buffer overflow vulnerability in the 'Reports and Data Directory' field that…
CVE-2017-7310 — High (CVSS 7.8): A buffer overflow vulnerability in Import Command in SyncBreeze before 10.6, DiskSorter before 10.6, DiskBoss before…
CVE-2020-36882 — High (CVSS 7.5): Flexsense DiskBoss 7.7.14 allows unauthenticated attackers to upload arbitrary files via /Command/Search…
CVE-2017-15665 — High (CVSS 7.5): In Flexense DiskBoss Enterprise 8.5.12, the Control Protocol suffers from a denial of service vulnerability. The attack…

All CVEs affecting Flexense Diskboss →

Other CWE-787 (Out-of-bounds Write) vulnerabilities

CVE-2026-42369 — Critical (CVSS 10.0): GV-VMS V20 is a Video Monitoring Software used to gather the feeds of many surveillance cameras and manage other…
CVE-2026-4746 — Critical (CVSS 10.0): Out-of-bounds Write vulnerability in timeplus-io proton (base/poco/Foundation/src‎ modules). This vulnerability is…
CVE-2025-43300 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.8.5 and iPadOS…
CVE-2025-24201 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in…
CVE-2024-42479 — Critical (CVSS 10.0): llama.cpp provides LLM inference in C/C++. The unsafe `data` pointer member in the `rpc_tensor` structure can cause…
CVE-2024-39791 — Critical (CVSS 10.0): Stack-based buffer overflow vulnerabilities affecting Vonets industrial wifi bridge relays and wifi bridge…

Browse all CWE-787 (Out-of-bounds Write) vulnerabilities →