CVE-2019-25547
CVE-2019-25547 is a medium-severity vulnerability in Spytech-web Netaware with a CVSS 3.x base score of 6.2. 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: Medium (CVSS 3.x base score 6.2)
- CVSS v4: 6.9
- EPSS exploit prediction: 0% (9th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2019-19842
- Weakness: CWE-787
- Affected product: Spytech-web Netaware
- Published:
- Last modified:
Description
NetAware 1.20 contains a buffer overflow vulnerability in the User Blocking feature that allows local attackers to crash the application by supplying oversized input. Attackers can paste a malicious buffer of 512 bytes into the 'Add a website or keyword to be filtered' field and trigger a crash when removing the created block.
Frequently asked questions
- What is CVE-2019-25547?
- NetAware 1.20 contains a buffer overflow vulnerability in the User Blocking feature that allows local attackers to crash the application by supplying oversized input. Attackers can paste a malicious buffer of 512 bytes into the 'Add a website or keyword to be filtered' field and trigger a crash when removing the created block.
- How severe is CVE-2019-25547?
- CVE-2019-25547 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2019-25547 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-25547?
- CVE-2019-25547 affects Spytech-web Netaware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-25547?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2019-25547 have an EU (EUVD) identifier?
- Yes. CVE-2019-25547 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-19842.
- When was CVE-2019-25547 published?
- CVE-2019-25547 was published on 2026-03-21 and last updated on 2026-06-17.
References
- https://www.exploit-db.com/exploits/46908
- https://www.infiltration-systems.com
- https://www.vulncheck.com/advisories/netaware-denial-of-service-via-add-block-buffer-overflow
Affected products (1)
- cpe:2.3:a:spytech-web:netaware:1.20:*:*:*:*:*:*:*
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