Vulnerability in Apple Mail

CVE-2017-17688

The OpenPGP specification allows a Cipher Feedback Mode (CFB) malleability-gadget attack that can indirectly lead to plaintext exfiltration, aka EFAIL. NOTE: third parties report that this is a problem in applications that mishandle the Mo…

EPSS: 0.056 (91.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Public proof-of-concept exploits

References

  • cve@mitre.org (Third Party Advisory, x_refsource_MISC, Issue Tracking)
  • cve@mitre.org (Third Party Advisory, x_refsource_MISC, Issue Tracking)
  • cve@mitre.org (Third Party Advisory, x_refsource_MISC, Issue Tracking)
  • cve@mitre.org (Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
  • cve@mitre.org (Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Mitigation)
  • cve@mitre.org (Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)

Frequently asked questions

What is CVE-2017-17688?
CVE-2017-17688 is a medium-severity vulnerability in Apple Mail. CVSS score: 5.9/10. Published 2018-05-16.
How severe is CVE-2017-17688?
Medium severity. CVSS v3 base score is 5.9 out of 10.
Is CVE-2017-17688 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.