CVE-2017-7528: red hat ansible tower HTTP Request/Response Splitting
CVSS: 6.5v3.0MediumModified
Published 22-08-2018Last modified 05-08-2024
Vulnerability summary
CVE-2017-7528 is a medium (CVSS 6.5) HTTP Request/Response Splitting vulnerability in red hat ansible tower. EPSS estimates a 0.60% chance of exploitation in the next 30 days, higher than 47.5% of scored vulnerabilities.
CVSS score
6.5/10
010
Medium · v3.0 (NVD)EPSS score
0.60%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 22-08-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
Ansible Tower as shipped with Red Hat CloudForms Management Engine 5 is vulnerable to CRLF Injection. It was found that X-Forwarded-For header allows internal servers to deploy other systems (using callback).
CVSS metrics
3 scores · 2 sources · 2 versionsMedium 6.5Preferred score · NVD (NIST)
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NSources2 sources · 5.2–6.5
- CVE.orgCNA5.2MediumCVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:NDiffers
Low 3.3Preferred score · NVD (NIST)
AV:A/AC:L/Au:N/C:N/I:P/A:NSourcesSingle source
EPSS trend
Probability
0.60%
Chance of exploitation in the next 30 days
Percentile
48%
Versus all other CVEs
30-day change
0.00 pp
From 0.60% on 18-09-2026
18-09-202618-10-2026
EPSS score0.60%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-113Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Request/Response Splitting')The product receives data from an HTTP agent/component (e.g., web server, proxy, browser, etc.), but it does not neutralize or incorrectly neutralizes CR and LF characters before the data is included in outgoing HTTP headers.
- CWE-93Improper Neutralization of CRLF Sequences ('CRLF Injection')The product uses CRLF (carriage return line feeds) as a special element, e.g. to separate lines or records, but it does not neutralize or incorrectly neutralizes CRLF sequences from inputs.
Affected systems
Redhat2 products
Red hat1 product
- ansible towerAs shipped with Red Hat CloudForms Management Engine 5
2 vendors · 3 products