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CVE-2019-19330

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Date: November 27, 2019

The HTTP/2 implementation in HAProxy before 2.0.10 mishandles headers, as demonstrated by carriage return (CR, ASCII 0xd), line feed (LF, ASCII 0xa), and the zero character (NUL, ASCII 0x0), aka Intermediary Encapsulation Attacks.

Language: C

Severity Score

Related Resources (17)

https://tools.ietf.org/html/rfc7540#section-10.3
https://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=54f53ef7ce4102be596130b44c768d1818570344
https://security-tracker.debian.org/tracker/CVE-2019-19330
https://git.haproxy.org/?p=haproxy-2.0.git%3Ba=commit%3Bh=ac198b92d461515551b95daae20954b3053ce87e
https://seclists.org/bugtraq/2019/Nov/45
https://security.alpinelinux.org/vuln/CVE-2019-19330
https://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=146f53ae7e97dbfe496d0445c2802dd0a30b0878
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-19330
https://nvd.nist.gov/vuln/detail/CVE-2019-19330
https://access.redhat.com/security/cve/CVE-2019-19330
https://security.gentoo.org/glsa/202004-01
https://www.debian.org/security/2019/dsa-4577
https://git.haproxy.org/?p=haproxy.git;a=commit;h=54f53ef7ce4102be596130b44c768d1818570344
https://usn.ubuntu.com/4212-1/
https://git.haproxy.org/?p=haproxy-2.0.git;a=commit;h=ac198b92d461515551b95daae20954b3053ce87e
https://git.haproxy.org/?p=haproxy.git;a=commit;h=146f53ae7e97dbfe496d0445c2802dd0a30b0878
https://www.mend.io/vulnerability-database/CVE-2019-19330

Severity Score

Weakness Type (CWE)

Injection

CWE-74

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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