CVE-2017-5918
The Banco de Costa Rica BCR Movil app 3.7 for iOS does not verify X.509 certificates from SSL...
The Banco de Costa Rica BCR Movil app 3.7 for iOS does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
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
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
The Banco de Costa Rica BCR Movil app 3.7 for iOS does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
- Record
CVE-2017-5918- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:P/I:N/A:N - Weakness
- CWE-295
- Updated
- 2026-11-02
CVE List No score
The Banco de Costa Rica BCR Movil app 3.7 for iOS does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
- Record
CVE-2017-5918- Updated
- 2026-11-02
EUVDEUVD-2017-14993 No score
The Banco de Costa Rica BCR Movil app 3.7 for iOS does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
- Record
EUVD-2017-14993- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-cm7g-rqq8-h267
The Banco de Costa Rica BCR Movil app 3.7 for iOS does not verify X.509 certificates from SSL...
The Banco de Costa Rica BCR Movil app 3.7 for iOS does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
- Record
GHSA-cm7g-rqq8-h267- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-295
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-5918 is a medium vulnerability (CVSS 5.9) in Banco De Costa Rica Bcr Movil, published May 5, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.49%, the 41st percentile. No source names a fixed version.
References
medium.com/%40chronic_9612/follow-up-76-popular-apps-confirmed-vulnerable-to-silent-interception-of-tls-protected-data-64185035029f
nvd.nist.gov/vuln/detail/CVE-2017-5918
github.com/advisories/GHSA-cm7g-rqq8-h267