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THREATINT
PUBLISHED

CVE-2025-2021

Ashlar-Vellum Cobalt XE File Parsing Integer Overflow Remote Code Execution Vulnerability



Description

Ashlar-Vellum Cobalt XE File Parsing Integer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ashlar-Vellum Cobalt. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of XE files. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-25264.

Reserved 2025-03-05 | Published 2025-03-11 | Updated 2025-03-12 | Assigner zdi


HIGH: 7.8CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Problem types

CWE-190: Integer Overflow or Wraparound

Product status

Default status
unknown

1204.91
affected

References

www.zerodayinitiative.com/advisories/ZDI-25-125/ (ZDI-25-125)

cve.org (CVE-2025-2021)

nvd.nist.gov (CVE-2025-2021)

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