Executive Summary

Informations
Name CVE-2019-11478 First vendor Publication 2019-06-18
Vendor Cve Last vendor Modification 2024-02-27

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Jonathan Looney discovered that the TCP retransmission queue implementation in tcp_fragment in the Linux kernel could be fragmented when handling certain TCP Selective Acknowledgment (SACK) sequences. A remote attacker could use this to cause a denial of service. This has been fixed in stable kernel releases 4.4.182, 4.9.182, 4.14.127, 4.19.52, 5.1.11, and is fixed in commit f070ef2ac66716357066b683fb0baf55f8191a2e.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11478

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 101
Application 89
Application 91
Application 84
Application 110
Application 86
Application 81
Application 80
Application 103
Application 100
Application 104
Application 89
Application 91
Application 3
Application 1
Application 1
Application 1
Application 1
Application 1
Hardware 7
Hardware 6
Os 6
Os 3320
Os 4
Os 2
Os 2
Os 1

Sources (Detail)

Source Url
BUGTRAQ https://seclists.org/bugtraq/2019/Jul/30
CERT-VN https://www.kb.cert.org/vuls/id/905115
CONFIRM http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-010.txt
http://www.vmware.com/security/advisories/VMSA-2019-0010.html
https://cert-portal.siemens.com/productcert/pdf/ssa-462066.pdf
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44193
https://kc.mcafee.com/corporate/index?page=content&id=SB10287
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0007
https://security.netapp.com/advisory/ntap-20190625-0001/
https://support.f5.com/csp/article/K26618426
https://www.synology.com/security/advisory/Synology_SA_19_28
MISC http://packetstormsecurity.com/files/153346/Kernel-Live-Patch-Security-Notice...
http://packetstormsecurity.com/files/154408/Kernel-Live-Patch-Security-Notice...
http://packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice...
https://access.redhat.com/security/vulnerabilities/tcpsack
https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/?id=f070...
https://github.com/Netflix/security-bulletins/blob/master/advisories/third-pa...
https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/SACKPanic
https://www.oracle.com/security-alerts/cpujan2020.html
https://www.oracle.com/security-alerts/cpuoct2020.html
https://www.us-cert.gov/ics/advisories/icsa-19-253-03
MLIST http://www.openwall.com/lists/oss-security/2019/06/28/2
http://www.openwall.com/lists/oss-security/2019/07/06/3
http://www.openwall.com/lists/oss-security/2019/07/06/4
http://www.openwall.com/lists/oss-security/2019/10/24/1
http://www.openwall.com/lists/oss-security/2019/10/29/3
REDHAT https://access.redhat.com/errata/RHSA-2019:1594
https://access.redhat.com/errata/RHSA-2019:1602
https://access.redhat.com/errata/RHSA-2019:1699

Alert History

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  • First insertion