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

CVE-2019-0197

Disclosure Date: June 11, 2019
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

A vulnerability was found in Apache HTTP Server 2.4.34 to 2.4.38. When HTTP/2 was enabled for a http: host or H2Upgrade was enabled for h2 on a https: host, an Upgrade request from http/1.1 to http/2 that was not the first request on a connection could lead to a misconfiguration and crash. Server that never enabled the h2 protocol or that only enabled it for https: and did not set “H2Upgrade on” are unaffected by this issue.

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CVSS V3 Severity and Metrics
Base Score:
4.2 Medium
Impact Score:
2.5
Exploitability Score:
1.6
Vector:
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L
Attack Vector (AV):
Network
Attack Complexity (AC):
High
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
Low
Availability (A):
Low

General Information

Vendors

  • apache,
  • canonical,
  • fedoraproject,
  • opensuse,
  • oracle,
  • redhat

Products

  • communications session report manager 8.0.0,
  • communications session report manager 8.1.0,
  • communications session report manager 8.1.1,
  • communications session report manager 8.2.0,
  • communications session route manager 8.0.0,
  • communications session route manager 8.1.0,
  • communications session route manager 8.1.1,
  • communications session route manager 8.2.0,
  • enterprise manager ops center 12.3.3,
  • enterprise manager ops center 12.4.0,
  • fedora 30,
  • http server,
  • http server 12.2.1.3.0,
  • instantis enterprisetrack 17.1,
  • instantis enterprisetrack 17.2,
  • instantis enterprisetrack 17.3,
  • jboss core services 1.0,
  • leap 15.0,
  • leap 42.3,
  • retail xstore point of service 7.0,
  • retail xstore point of service 7.1,
  • ubuntu linux 16.04,
  • ubuntu linux 18.04,
  • ubuntu linux 19.04

References

Advisory

Additional Info

Technical Analysis