Vulnerability in Fatpipe Ipvpn
CVE-2021-27856
FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p91 and 10.2.2r42 includes an account named "cmuser" that has administrative privileges and no password. Older versions of FatPipe software may also be vulnerable. The FatPipe advisory identifier for this vulnerability is FPSA002.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.055 (92.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 92.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.056 · newest: 0.055 · change: -0.001
Affected products
- Fatpipe Ipvpn — versions 10.1, 10.2
- Fatpipe Mpvpn — versions 10.1, 10.2
- Fatpipe Warp — versions 10.1, 10.2
- Fatpipeinc Ipvpn
- Fatpipeinc Ipvpn Firmware — versions 5.2.0, 6.1.2, 7.1.2
- Fatpipeinc Mpvpn
- Fatpipeinc Mpvpn Firmware — versions 5.2.0, 6.1.2, 7.1.2
- Fatpipeinc Warp
- Fatpipeinc Warp Firmware — versions 5.2.0, 6.1.2, 7.1.2
Public proof-of-concept exploits
References
- www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5684.php (Third Party Advisory)
- www.fatpipeinc.com/support/cve-list.php (Vendor Advisory)
- www.zeroscience.mk/codes/fatpipe_backdoor.txt (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-27856?
- CVE-2021-27856 is a critical-severity vulnerability in Fatpipe Ipvpn. CVSS score: 9.8/10. Published 2021-12-15.
- How severe is CVE-2021-27856?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-27856 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.