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Vulnerability Details : CVE-2018-20615

An out-of-bounds read issue was discovered in the HTTP/2 protocol decoder in HAProxy 1.8.x and 1.9.x through 1.9.0 which can result in a crash. The processing of the PRIORITY flag in a HEADERS frame requires 5 extra bytes, and while these bytes are skipped, the total frame length was not re-checked to make sure they were present in the frame.
Publish Date : 2019-03-21 Last Update Date : 2019-04-25
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 125

- Products Affected By CVE-2018-20615

# Product Type Vendor Product Version Update Edition Language
1 OS Canonical Ubuntu Linux 16.04 * * * Version Details Vulnerabilities
2 OS Canonical Ubuntu Linux 18.04 * * * Version Details Vulnerabilities
3 OS Canonical Ubuntu Linux 18.10 * * * Version Details Vulnerabilities
4 Application Haproxy Haproxy * * * * Version Details Vulnerabilities
5 Application Haproxy Haproxy 1.9.0 Dev9 * * Version Details Vulnerabilities
6 Application Haproxy Haproxy 1.9.0 Dev0 * * Version Details Vulnerabilities
7 Application Haproxy Haproxy 1.9.0 Dev10 * * Version Details Vulnerabilities
8 Application Haproxy Haproxy 1.9.0 Dev1 * * Version Details Vulnerabilities
9 Application Haproxy Haproxy 1.9.0 Dev3 * * Version Details Vulnerabilities
10 Application Haproxy Haproxy 1.9.0 Dev4 * * Version Details Vulnerabilities
11 Application Haproxy Haproxy 1.9.0 Dev2 * * Version Details Vulnerabilities
12 Application Haproxy Haproxy 1.9.0 Dev5 * * Version Details Vulnerabilities
13 Application Haproxy Haproxy 1.9.0 Dev6 * * Version Details Vulnerabilities
14 Application Haproxy Haproxy 1.9.0 Dev7 * * Version Details Vulnerabilities
15 Application Haproxy Haproxy 1.9.0 - * * Version Details Vulnerabilities
16 Application Haproxy Haproxy 1.9.0 Dev11 * * Version Details Vulnerabilities
17 Application Haproxy Haproxy 1.9.0 Dev8 * * Version Details Vulnerabilities
18 OS Opensuse Leap 15.0 * * * Version Details Vulnerabilities
19 OS Redhat Enterprise Linux 7.0 * * * Version Details Vulnerabilities
20 OS Redhat Enterprise Linux 7.4 * * * Version Details Vulnerabilities
21 OS Redhat Enterprise Linux 7.5 * * * Version Details Vulnerabilities
22 OS Redhat Enterprise Linux 7.6 * * * Version Details Vulnerabilities
23 Application Redhat Openshift Container Platform 3.11 * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Canonical Ubuntu Linux 3
Haproxy Haproxy 14
Opensuse Leap 1
Redhat Enterprise Linux 4
Redhat Openshift Container Platform 1

- References For CVE-2018-20615
REDHAT RHBA-2019:0327[email protected]/msg32304.html
MLIST [[email protected]] 20190108 [ANNOUNCE] haproxy-1.8.17
UBUNTU 3858-1
REDHAT RHSA-2019:0275
BID 106645
MLIST [opensuse-security-announce] 20190213 [security-announce] openSUSE-SU-2019:0166-1: important: Security update for haproxy

- Metasploit Modules Related To CVE-2018-20615

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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