Vulnerability in Apple Iphone_os
CVE-2015-4000
The TLS protocol 1.2 and earlier, when a DHE_EXPORT ciphersuite is enabled on a server but not on a client, does not properly convey a DHE_EXPORT choice, which allows man-in-the-middle attackers to conduct cipher-downgrade attacks by rewri…
Vulnerability class: POODLE (CVE-2014-3566)
EPSS: 0.923 (99.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Apple Iphone_os
- Apple Mac_os_x
- Apple Safari
- Google Chrome
- Hp Hp-ux — versions b.11.31
- Ibm Content_manager — versions 8.5
- Microsoft Internet_explorer
- Mozilla Firefox — versions 38.1.0, 39.0
- Mozilla Firefox_esr — versions 31.8
- Mozilla Firefox_os — versions 2.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (vendor-advisory, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Mailing List, Third Party Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry)
- cve@mitre.org (vendor-advisory, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2015-4000?
- CVE-2015-4000 is a low-severity vulnerability in Apple Iphone_os, classified under Cryptographic Issues. CVSS score: 3.7/10. Published 2015-05-21.
- How severe is CVE-2015-4000?
- Low severity. CVSS v3 base score is 3.7 out of 10.
- Is CVE-2015-4000 known to be exploited?
- 73 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.