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osvGoogleOSV:BIT-HAPROXY-2023-0836
HistoryMar 06, 2024 - 10:53 a.m.

BIT-haproxy-2023-0836

2024-03-0610:53:49
Google
osv.dev
4
information leak
vulnerability
haproxy
versions 2.1 to 2.7.1
fastcgi
uninitialized bytes

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

6.9 Medium

AI Score

Confidence

Low

0.002 Low

EPSS

Percentile

52.3%

An information leak vulnerability was discovered in HAProxy 2.1, 2.2 before 2.2.27, 2.3, 2.4 before 2.4.21, 2.5 before 2.5.11, 2.6 before 2.6.8, 2.7 before 2.7.1. There are 5 bytes left uninitialized in the connection buffer when encoding the FCGI_BEGIN_REQUEST record. Sensitive data may be disclosed to configured FastCGI backends in an unexpected way.

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

6.9 Medium

AI Score

Confidence

Low

0.002 Low

EPSS

Percentile

52.3%