CVE-2018-5261
An issue was discovered in Flexense DiskBoss 8.8.16 and earlier. Due to the usage of plaintext...
CVE-2018-5261 is a high vulnerability (CVSS 8.1) in Flexense Diskboss, published February 2, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.46%, the 40th percentile. No source names a fixed version.
- Severity
- 8.1 HighCVSS 3.0, NVD
- Exploit chance
- 0.46%EPSS, 40th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
An issue was discovered in Flexense DiskBoss 8.8.16 and earlier. Due to the usage of plaintext information from the handshake as input for the encryption key used for the encryption of the rest of the session, the server and client disclose sensitive information, such as the authentication credentials, to any man-in-the-middle (MiTM) listener.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
Affected products
What each source reports
NVD Score used
An issue was discovered in Flexense DiskBoss 8.8.16 and earlier. Due to the usage of plaintext information from the handshake as input for the encryption key used for the encryption of the rest of the session, the server and client disclose sensitive information, such as the authentication credentials, to any man-in-the-middle (MiTM) listener.
- Record
CVE-2018-5261- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:P/I:N/A:N - Weakness
- CWE-311
- Updated
- 2026-11-02
CVE ListNo score
An issue was discovered in Flexense DiskBoss 8.8.16 and earlier. Due to the usage of plaintext information from the handshake as input for the encryption key used for the encryption of the rest of the session, the server and client disclose sensitive information, such as the authentication credentials, to any man-in-the-middle (MiTM) listener.
- Record
CVE-2018-5261- Updated
- 2026-11-02
EUVDEUVD-2018-17043No score
An issue was discovered in Flexense DiskBoss 8.8.16 and earlier. Due to the usage of plaintext information from the handshake as input for the encryption key used for the encryption of the rest of the session, the server and client disclose sensitive information, such as the authentication credentials, to any man-in-the-middle (MiTM) listener.
- Record
EUVD-2018-17043- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-j69q-3vrr-gwj6
An issue was discovered in Flexense DiskBoss 8.8.16 and earlier. Due to the usage of plaintext...
An issue was discovered in Flexense DiskBoss 8.8.16 and earlier. Due to the usage of plaintext information from the handshake as input for the encryption key used for the encryption of the rest of the session, the server and client disclose sensitive information, such as the authentication credentials, to any man-in-the-middle (MiTM) listener.
- Record
GHSA-j69q-3vrr-gwj6- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-311
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.