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Fencer Vulns
high 7.8

CVE-2021-29097 json

ArcGIS general raster security update: buffer overflow

published 2021-03-25 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-15738

cvss
7.8
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
3.0%
EPSS 3.0% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

Multiple buffer overflow vulnerabilities when parsing a specially crafted file in Esri ArcReader, ArcGIS Desktop, ArcGIS Engine 10.8.1 (and earlier) and ArcGIS Pro 2.7 (and earlier) allow an unauthenticated attacker to achieve arbitrary code execution in the context of the current user.

Patch / fix

  • Esri ArcReader 10.9.0
  • Esri ArcGIS Desktop 10.9.0
  • Esri ArcGIS Engine 10.9.0
  • Esri ArcGIS Pro 4.7.2
  • Esri ArcGIS Desktop Background Geoprocessing 10.9

Exploit prediction

2.99% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 7.8 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

  • Esri ArcReader
  • Esri ArcGIS Desktop
  • Esri ArcGIS Engine
  • Esri ArcGIS Pro
  • Esri ArcGIS Desktop Background Geoprocessing

Classification

Weakness
  • CWE-122 Heap-based Buffer Overflow
  • CWE-121 Stack-based Buffer Overflow
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.