Bug 1797087 (CVE-2020-2100) - CVE-2020-2100 jenkins: UDP multicast/broadcast service amplification reflection attack
Summary: CVE-2020-2100 jenkins: UDP multicast/broadcast service amplification reflecti...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2020-2100
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1797088 1797143 1797144 1797146 1813070 1873172
Blocks: 1797089
TreeView+ depends on / blocked
 
Reported: 2020-01-31 21:09 UTC by Pedro Sampaio
Modified: 2023-09-07 21:40 UTC (History)
16 users (show)

Fixed In Version: jenkins 2.219, jenkins LTS 2.204.2
Clone Of:
Environment:
Last Closed: 2021-10-28 01:16:27 UTC
Embargoed:

Attachments (Terms of Use)

Description Pedro Sampaio 2020-01-31 21:09:54 UTC 
Jenkins 2.218 and earlier, LTS 2.204.1 and earlier was vulnerable to a UDP amplification reflection denial of service attack on port 33848. 

References:

https://jenkins.io/security/advisory/2020-01-29/#SECURITY-1641
http://www.openwall.com/lists/oss-security/2020/01/29/1
Comment 1 Pedro Sampaio 2020-01-31 21:10:17 UTC 
Created jenkins tracking bugs for this issue:

Affects: fedora-all [bug 1797088]
Comment 4 Akram Ben Aissi 2020-03-03 09:06:19 UTC 
This bug has been fixed by https://errata.devel.redhat.com/advisory/50532 that brought Jenkins 2.204.2
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