CVE-2021-29101: ArcGIS GeoEvent Server has a Directory Traversal security vulnerability.
Modified
Published 05-05-2021Last modified 10-04-2025
Vulnerability summary
CVE-2021-29101 is a high (CVSS 8.6) Relative Path Traversal vulnerability in esri arcgis_geoevent_server. EPSS estimates a 2.29% chance of exploitation in the next 30 days, higher than 83.1% of scored vulnerabilities.
CVSS score
8.6/10
010
High · v3.0 (CVE.org)EPSS score
2.29%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded
Timeline
- 05-05-2021PublishedVulnerability first disclosed.
- 10-04-2025Last modifiedVulnerability information updated.
Description
ArcGIS GeoEvent Server versions 10.8.1 and below has a read-only directory path traversal vulnerability that could allow an unauthenticated, remote attacker to perform directory traversal attacks and read arbitrary files on the system.
CVSS metrics
4 scores · 2 sources · 3 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NSourcesSingle source
High 8.6Preferred score · CVE.org (CNA)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:NSourcesAll 2 agree
- NVDNIST8.6HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
2.29%
Chance of exploitation in the next 30 days
Percentile
83%
Versus all other CVEs
30-day change
No change 0.00 pp
From 2.29% on 26-09-2026
26-09-202626-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-23Relative Path TraversalThe product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory.
- CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
Affected systems
Esri1 product
- arcgis_geoevent_server≥ All, ≤ 10.8.1 | ≤ 10.8.1
1 vendor · 1 product