CVE-2021-29098 json
ArcGIS general raster security update: uninitialized pointer
published 2021-03-25 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-15739
- cvss
- 7.8
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.0%
- EPSS 2.0% chance of exploitation in 30 days, percentile 81%
- public exploits
- 0
- none known
Summary
Multiple uninitialized pointer 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 10.9.0
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 18 mo ago
Exploit prediction
2.02% chance of exploitation in the next 30 days, higher than 81% 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-824 Access of Uninitialized Pointer
References
-
esri.com
/arcgis-blog/products/arcgis/administration/security-advisory-general-raster/
vendor-advisory
-
zerodayinitiative.com
/advisories/ZDI-21-361/
third-party-advisory, vdb-entry
-
zerodayinitiative.com
/advisories/ZDI-21-362/
third-party-advisory, vdb-entry
-
zerodayinitiative.com
/advisories/ZDI-21-372/
third-party-advisory, vdb-entry
Sources
- CVE List CVE-2021-29098
- NVD CVE-2021-29098
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.