CVE-2021-29093 json
ArcGIS Server image service and raster analytics security update: use-after-free
published 2021-03-25 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-15734
- cvss
- 6.4
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 62%
- public exploits
- 0
- none known
Summary
A use-after-free vulnerability when parsing a specially crafted file in Esri ArcGIS Server 10.8.1 (and earlier) allows an authenticated attacker with specialized permissions to achieve arbitrary code execution in the context of the service account.
Exploit prediction
0.98% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 6.4 | CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 6.8 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.0 | AV:N/AC:M/Au:S/C:P/I:P/A:P |
Affected products
- Esri ArcGIS Server
Classification
- Weakness
-
- CWE-416 Use After Free
References
Sources
- CVE List CVE-2021-29093
- NVD CVE-2021-29093
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