THREATPORT/VULNERABILITY/CVE-2019-5033
HIGH SEVERITY

CVE-2019-5033

Aspose.Cells vulnerability

CVSS
8.8
EPSS
3.1%
EPSS pct
87th
Exploited
No known
An exploitable out-of-bounds read vulnerability exists in the Number record parser of Aspose Aspose.Cells 19.1.0 library. A specially crafted XLS file can cause an out-of-bounds read, resulting in remote code execution. An attacker needs to provide a malformed file to the victim to trigger the vulnerability.
Affected vendor
Aspose
Affected product
Aspose.Cells
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2019-08-21

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 3.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 87% of all scored CVEs.

Check your external exposure to CVE-2019-5033

  • Confirm whether Aspose Aspose.Cells is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2019-5033.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2019-5033

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2019-5033 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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