High severity · published Mar 7, 2019
CVE-2018-11783
sslheaders plugin extracts information from the client certificate and sets headers in the request based on the configuration of the plugin
7.5
CVSS
1.9%
EPSS
No
On KEV
Description
sslheaders plugin extracts information from the client certificate and sets headers in the request based on the configuration of the plugin. The plugin doesn't strip the headers from the request in some scenarios. This problem was discovered in versions 6.0.0 to 6.0.3, 7.0.0 to 7.1.5, and 8.0.0 to 8.0.1.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.9% · higher than 79% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AT
Apache Traffic Server · Apache Software Foundation
Apache Traffic Server 6.0.0 to 6.0.3, 7.0.0 to 7.1.5, 8.0.0 to 8.0.1 · source: vendor
TS
Traffic Server · Apache
6.0.0 through 6.0.3; 7.0.0 through 7.1.5; 8.0.0 through 8.0.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-11783
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-11783
Third Party Advisory
http://www.securityfocus.com/bid/107032
lists.apache.org
https://lists.apache.org/thread.html/4f102f943935476732fb1fb653d687c7b69d29d9792f0d6cf72c505e%40%3Cannounce.trafficserver.apache.org%3E
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