CVE-2018-25258 (GCVE-0-2018-25258)

Vulnerability from cvelistv5 – Published: 2026-04-12 12:28 – Updated: 2026-04-12 12:28
VLAI?
Title
RGui 3.5.0 Local Buffer Overflow SEH DEP Bypass
Summary
RGui 3.5.0 contains a local buffer overflow vulnerability in the GUI preferences dialog that allows attackers to bypass DEP protections through structured exception handling exploitation. Attackers can craft malicious input in the Language for menus and messages field to trigger a stack-based buffer overflow, execute a ROP chain for VirtualAlloc allocation, and achieve arbitrary code execution.
Severity ?
8.6 (High)
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
8.4 (High)
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-434 - Unrestricted Upload of File with Dangerous Type
Assigner
References
Impacted products
Vendor Product Version
R-Project RGui Affected: 3.5.0
Create a notification for this product.
Date Public ?
2019-01-10 00:00
Credits
bzyo
Show details on NVD website
To clipboard 

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        }
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            "Recovery": "NOT_DEFINED",
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    "datePublished": "2026-04-12T12:28:44.496Z",
    "dateReserved": "2026-04-12T12:13:36.489Z",
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    "state": "PUBLISHED"
  },
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  }
}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.