CVE-2019-6702 — The MasterCard Qkr! app before 5

The MasterCard Qkr! app before 5.0.8 for iOS has Missing SSL Certificate Validation. NOTE: this CVE only applies to obsolete versions from 2016 or earlier.

01What is this vulnerability?

The MasterCard Qkr! app before 5.0.8 for iOS has Missing SSL Certificate Validation. NOTE: this CVE only applies to obsolete versions from 2016 or earlier.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-03-17T17:13:13.000Z
• Last modified: 2024-08-04T20:31:04.133Z

09References

• packetstormsecurity.com — http://packetstormsecurity.com/files/151524/Qkr-With-MasterPass-Man-In-The-Middl…
• seclists.org — http://seclists.org/fulldisclosure/2019/Feb/21
• seclists.org — https://seclists.org/bugtraq/2019/Feb/28
• www.info-sec.ca — https://www.info-sec.ca/advisories/Qkr-MasterCard.html