AI description
CVE-2021-27102 is an OS command execution vulnerability that affects Accellion FTA version 9_12_411 and earlier. It can be exploited through a local web service call. The vulnerability arises because the software constructs an OS command using externally influenced input without properly neutralizing special elements that could modify the intended command. The fixed version of Accellion FTA is FTA_9_12_416 and later.
- Description
- Accellion FTA 9_12_411 and earlier is affected by OS command execution via a local web service call. The fixed version is FTA_9_12_416 and later.
- Source
- cve@mitre.org
- NVD status
- Modified
- Products
- fta
CVSS 3.1
- Type
- Primary
- Base score
- 7.8
- Impact score
- 5.9
- Exploitability score
- 1.8
- Vector string
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 7.2
- Impact score
- 10
- Exploitability score
- 3.9
- Vector string
- AV:L/AC:L/Au:N/C:C/I:C/A:C
Data from CISA
- Vulnerability name
- Accellion FTA OS Command Injection Vulnerability
- Exploit added on
- Nov 3, 2021
- Exploit action due
- Nov 17, 2021
- Required action
- Apply updates per vendor instructions.
- Hype score
- Not currently trending
Ransomware vulns with highest exploit likelihood ⬆️ (past 30d): - CVE-2025-61882 (Oracle E-Busine..) +191397.67% - CVE-2021-27878 (Veritas Veritas..) +167.85% - CVE-2021-27877 (Veritas Veritas..) +151.55% - CVE-2021-27102 (Accellion File ..) +38.22% - CVE-2021-26857 (Exchang
@DefusedCyber
20 Oct 2025
1792 Impressions
7 Retweets
18 Likes
6 Bookmarks
1 Reply
1 Quote
Ransomware vulns with highest exploit likelihood ⬆️ (past 30d): - CVE-2025-61882 (Oracle E-Busine..) +184037.21% - CVE-2021-26857 (Exchange On-Pre..) +384.58% - CVE-2021-27878 (Veritas Veritas..) +202.15% - CVE-2021-27877 (Veritas Veritas..) +183.71% - CVE-2021-27102 (Accell
@DefusedCyber
13 Oct 2025
12527 Impressions
14 Retweets
102 Likes
47 Bookmarks
1 Reply
1 Quote
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:accellion:fta:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A7BD1EA0-8D9D-449C-9D0A-1641EC942F77",
"versionEndIncluding": "9_12_411"
}
],
"operator": "OR"
}
]
}
]