Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
0

CVE-2019-0190

Disclosure Date: January 30, 2019
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

A bug exists in the way mod_ssl handled client renegotiations. A remote attacker could send a carefully crafted request that would cause mod_ssl to enter a loop leading to a denial of service. This bug can be only triggered with Apache HTTP Server version 2.4.37 when using OpenSSL version 1.1.1 or later, due to an interaction in changes to handling of renegotiation attempts.

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CVSS V3 Severity and Metrics
Base Score:
7.5 High
Impact Score:
3.6
Exploitability Score:
3.9
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High

General Information

Vendors

  • apache,
  • oracle

Products

  • enterprise manager ops center 12.3.3,
  • hospitality guest access 4.2.0,
  • hospitality guest access 4.2.1,
  • http server 2.4.37,
  • instantis enterprisetrack 17.1,
  • instantis enterprisetrack 17.2,
  • instantis enterprisetrack 17.3,
  • retail xstore point of service 7.0,
  • retail xstore point of service 7.1

References

Advisory

Additional Info

Technical Analysis