Medium severity · published Sep 23, 2020
CVE-2020-10687
A flaw was discovered in all versions of Undertow before Undertow 2.2.0.Final, where HTTP request smuggling related to CVE-2017-2666 is possible against HTTP/1.x and HTTP/2 due to…
4.8
CVSS
1.2%
EPSS
No
On KEV
Description
A flaw was discovered in all versions of Undertow before Undertow 2.2.0.Final, where HTTP request smuggling related to CVE-2017-2666 is possible against HTTP/1.x and HTTP/2 due to permitting invalid characters in an HTTP request. This flaw allows an attacker to poison a web-cache, perform an XSS attack, or obtain sensitive information from request other than their own.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JE
Jboss Enterprise Application Platform · Redhat
7.2; 7.3; 7.4; 7.3 · source: NVD
SS
Single Sign-on · Redhat
All versions, or not specified · source: NVD
UN
Undertow · Redhat
before 2.2.0 · source: NVD
Affected product
JE
Jboss Enterprise Application Platform
Redhat
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-10687
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-10687
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1785049
lists.apache.org
https://lists.apache.org/thread.html/r6603513ea8afbf6857fd77ca5888ec8385d0af493baa4250e28c351c%40%3Cdev.cxf.apache.org%3E
Third Party Advisory
https://security.netapp.com/advisory/ntap-20220210-0015/
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