CVE-2021-38944: ibm datapower_gateway Cross-site Scripting
Vulnerability summary
CVE-2021-38944 is a medium (CVSS 6.1) Cross-site Scripting vulnerability in ibm datapower_gateway. EPSS estimates a 0.59% chance of exploitation in the next 30 days, higher than 47% of scored vulnerabilities.
Timeline
- 18-05-2022PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
IBM DataPower Gateway 10.0.2.0 through 1.0.3.0, 10.0.1.0 through 10.0.1.5, and 2018.4.1.0 through 2018.4.1.18 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking. IBM X-Force ID: 211236.
CVSS metrics
4 scores · 2 sources · 3 versions- NVDNIST4.8MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
EPSS trend
Probability
0.59%
Chance of exploitation in the next 30 days
Percentile
47%
Versus all other CVEs
30-day change
+0.01 pp
From 0.58% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ibm1 product
- datapower_gateway2018.4.1.0 | 10.0.1.0 | 10.0.2.0 | 10.0.1.5 | 10.0.3.0 | 2018.4.1.18 | ≥ 10.0.1.0, ≤ 10.0.1.5 | ≥ 10.0.2.0, ≤ 10.0.3.0 | ≥ 2018.4.1.0, ≤ 2018.4.1.18
1 vendor · 1 product