CVE-2018-1943
IBM Cloud Private 3.1.0 and 3.1.1 is vulnerable to HTTP HOST header injection, caused by improper...
IBM Cloud Private 3.1.0 and 3.1.1 is vulnerable to HTTP HOST header injection, caused by improper validation of input. By persuading a victim to visit a specially-crafted Web page, a remote attacker could exploit this vulnerability to inject arbitrary HTTP headers, which will allow the attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking. IBM X-Force ID: 153385.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
IBM Cloud Private 3.1.0 and 3.1.1 is vulnerable to HTTP HOST header injection, caused by improper validation of input. By persuading a victim to visit a specially-crafted Web page, a remote attacker could exploit this vulnerability to inject arbitrary HTTP headers, which will allow the attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking. IBM X-Force ID: 153385.
- Record
CVE-2018-1943- CVSS 3.0
- 5.4 Medium
CVSS:3.0/AV:N/UI:R/S:C/C:L/AC:L/I:L/PR:L/A:N/RC:C/E:U/RL:O - Updated
- 2026-11-02
EUVDEUVD-2018-12522
IBM Cloud Private 3.1.0 and 3.1.1 is vulnerable to HTTP HOST header injection, caused by improper validation of input. By persuading a victim to visit a specially-crafted Web page, a remote attacker could exploit this vulnerability to inject arbitrary HTTP headers, which will allow the attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking. IBM X-Force ID: 153385.
- Record
EUVD-2018-12522- CVSS 3.0
- 5.4 Medium
CVSS:3.0/AV:N/UI:R/S:C/C:L/AC:L/I:L/PR:L/A:N/RC:C/E:U/RL:O - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-74v2-5mpp-xhc7
IBM Cloud Private 3.1.0 and 3.1.1 is vulnerable to HTTP HOST header injection, caused by improper...
IBM Cloud Private 3.1.0 and 3.1.1 is vulnerable to HTTP HOST header injection, caused by improper validation of input. By persuading a victim to visit a specially-crafted Web page, a remote attacker could exploit this vulnerability to inject arbitrary HTTP headers, which will allow the attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking. IBM X-Force ID: 153385.
- Record
GHSA-74v2-5mpp-xhc7- CVSS 3.0
- 5.4 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-74
- Updated
- 2026-11-02
NVD
IBM Cloud Private 3.1.0 and 3.1.1 is vulnerable to HTTP HOST header injection, caused by improper validation of input. By persuading a victim to visit a specially-crafted Web page, a remote attacker could exploit this vulnerability to inject arbitrary HTTP headers, which will allow the attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking. IBM X-Force ID: 153385.
- Record
CVE-2018-1943- CVSS 3.0
- 5.4 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-74
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-1943 is a medium vulnerability (CVSS 5.4) in Ibm Cloud Private, published April 8, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.03%, the 63rd percentile. No source names a fixed version.