CVE-2021-27856 describes a critical vulnerability in FatPipe WARP, IPVPN, and MPVPN software versions prior to 10.1.2r60p91 and 10.2.2r42, where an administrative "cmuser" account exists without a password. This allows unauthenticated attackers to gain full control over affected devices. The vulnerability carries a CVSS score of 9.8 (Critical) due to its network-based attack vector, low complexity, and complete compromise of confidentiality, integrity, and availability. While not listed on the KEV catalog, exploit code is available via Nuclei templates, though there is no evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
5.2.0CPE matchmatch criteria | cpe:2.3:o:fatpipeinc:ipvpn_firmware:5.2.0:r34:*:*:*:*:*:* | ||
6.1.2CPE matchmatch criteria | cpe:2.3:o:fatpipeinc:ipvpn_firmware:6.1.2:r70p26:*:*:*:*:*:* | ||
6.1.2CPE matchmatch criteria | cpe:2.3:o:fatpipeinc:ipvpn_firmware:6.1.2:r70p45-m:*:*:*:*:*:* | ||
6.1.2CPE matchmatch criteria | cpe:2.3:o:fatpipeinc:ipvpn_firmware:6.1.2:r70p75-m:*:*:*:*:*:* | ||
7.1.2CPE matchmatch criteria | cpe:2.3:o:fatpipeinc:ipvpn_firmware:7.1.2:r39:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.