Auth bypass in Unspecified Undertow
CVE-2017-12196
undertow before versions 1.4.18.SP1, 2.0.2.Final, 1.4.24.Final was found vulnerable when using Digest authentication, the server does not ensure that the value of URI in the Authorization header matches the URI in HTTP request line. This allows the attacker to cause a MITM attack and access the desired content on the server.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.020 (80.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 80.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: -0.000
Affected products
- Unspecified Undertow — versions undertow 2.0.2.Final, undertow 1.4.18.SP1, undertow 1.4.24.Final
- Red Hat Jboss Enterprise Application Platform — versions 7.0.0
- Red Hat Jboss Fuse — versions 6.0.0
- Red Hat Undertow — versions 1.4.24, 2.0.2
- Red Hat Virtualization — versions 4.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- access.redhat.com/errata/RHSA-2018:0479 (vendor-advisory, Vendor Advisory)
- access.redhat.com/errata/RHSA-2018:0481 (vendor-advisory, Vendor Advisory)
- access.redhat.com/errata/RHSA-2018:2405 (vendor-advisory, Vendor Advisory)
- access.redhat.com/errata/RHSA-2018:1525 (vendor-advisory, Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking, Vendor Advisory)
- access.redhat.com/errata/RHSA-2018:0480 (vendor-advisory, Vendor Advisory)
- issues.jboss.org/browse/UNDERTOW-1190 (Issue Tracking)
- access.redhat.com/errata/RHSA-2018:3768 (vendor-advisory, Vendor Advisory)
- access.redhat.com/errata/RHSA-2018:0478 (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2017-12196?
- CVE-2017-12196 is a medium-severity vulnerability in Unspecified Undertow, classified under Improper Authentication. CVSS score: 4.8/10. Published 2018-04-18.
- How severe is CVE-2017-12196?
- Medium severity. CVSS v3 base score is 4.8 out of 10.
- Is CVE-2017-12196 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.