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nvd[email protected]NVD:CVE-2019-12526
HistoryNov 26, 2019 - 5:15 p.m.

CVE-2019-12526

2019-11-2617:15:10
CWE-787
web.nvd.nist.gov
8

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.3

Confidence

High

EPSS

0.037

Percentile

91.7%

An issue was discovered in Squid before 4.9. URN response handling in Squid suffers from a heap-based buffer overflow. When receiving data from a remote server in response to an URN request, Squid fails to ensure that the response can fit within the buffer. This leads to attacker controlled data overflowing in the heap.

Affected configurations

Nvd
Node
squid-cachesquidRange3.03.5.28
OR
squid-cachesquidRange4.04.8
Node
canonicalubuntu_linuxMatch16.04lts
OR
canonicalubuntu_linuxMatch18.04lts
OR
canonicalubuntu_linuxMatch19.04
OR
canonicalubuntu_linuxMatch19.10
Node
fedoraprojectfedoraMatch30
OR
fedoraprojectfedoraMatch31
Node
opensuseleapMatch15.0
Node
debiandebian_linuxMatch8.0
OR
debiandebian_linuxMatch9.0
OR
debiandebian_linuxMatch10.0

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.3

Confidence

High

EPSS

0.037

Percentile

91.7%