CVEs / CVE-2021-27860
CVE-2021-27860: FatPipe WARP, IPVPN, and MPVPN Configuration Upload exploit
- Known exploited in the CISA KEV catalog since 10 Jan 2022
- high 8.8 CVSS 3.1 (NVD)
- EPSS 39.6% chance of exploitation in the next 30 days, higher than 98% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
A vulnerability in the web management interface of FatPipe WARP, IPVPN, and MPVPN software allows a remote, unauthenticated attacker to upload a file to any location on the filesystem.
Description
A vulnerability in the web management interface of FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p92 and 10.2.2r44p1 allows a remote, unauthenticated attacker to upload a file to any location on the filesystem. The FatPipe advisory identifier for this vulnerability is FPSA006.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| FatPipe WARP | from 10.1, before 10.1.2r60p92 | 10.1.2r60p92 |
| FatPipe WARP | from 10.2, before 10.2.2r44p1 | 10.2.2r44p1 |
| FatPipe IPVPN | from 10.1, before 10.1.2r60p92 | 10.1.2r60p92 |
| FatPipe IPVPN | from 10.2, before 10.2.2r44p1 | 10.2.2r44p1 |
| FatPipe MPVPN | from 10.1, before 10.1.2r60p92 | 10.1.2r60p92 |
| FatPipe MPVPN | from 10.2, before 10.2.2r44p1 | 10.2.2r44p1 |
Exploitation
| In CISA KEV since | 10 Jan 2022 |
|---|---|
| Due date for US federal agencies | 24 Jan 2022 |
| Used in ransomware campaigns | Unknown |
| Required action | Apply updates per vendor instructions. |
Severity
| CVSS 3.1 | 8.8 highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-434 |
References
- CVE-2021-27860 on NVD
- CVE-2021-27860 in the CISA KEV catalog
- https://www.fatpipeinc.com/support/cve-list.php Vendor Advisory
- https://www.ic3.gov/Media/News/2021/211117-2.pdf Exploit, Mitigation, Third Party Advisory, US Government Resource
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-27860 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.