Gentoo: GLSA-202004-01 High: HAProxy Remote Execution of Code
gentoo
April 1, 2020
A vulnerability in HAProxy might lead to remote execution of arbitrary code.
Summary
It was discovered that HAProxy incorrectly handled certain HTTP/2 headers.
Topics Covered
Resolution
All HAProxy 1.8.x users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-proxy/haproxy-1.8.23"
All HAProxy 1.9.x users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=net-proxy/haproxy-1.9.13"
All HAProxy 2.0.x users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=net-proxy/haproxy-2.0.10"
All HAProxy 1.9.x users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=net-proxy/haproxy-1.9.13"
All HAProxy 2.0.x users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=net-proxy/haproxy-2.0.10"
References
[ 1 ] CVE-2019-19330 https://nvd.nist.gov/vuln/detail/CVE-2019-19330
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202004-01
style>.gentoo_availability{display:block;}
Concerns
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
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Severity: High
Title: HAProxy: Remote execution of arbitrary code
Date: April 01, 2020
Bugs: #701842
ID: 202004-01
Topics Covered
Background
HAProxy is a TCP/HTTP reverse proxy for high availability environments.
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Affected Packages
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-proxy/haproxy < 2.0.10 *>= 1.8.23
*>= 1.9.13
*>= 2.0.10
Impact
=====
A remote attacker could send a specially crafted HTTP/2 header,
possibly resulting in execution of arbitrary code with the privileges
of the process or a Denial of Service condition.
Workaround
There is no known workaround at this time.
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