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cve[email protected]CVE-2021-31807
HistoryJun 08, 2021 - 8:15 p.m.

CVE-2021-31807

2021-06-0820:15:09
CWE-190
web.nvd.nist.gov
269
6
squid
cve-2021-31807
http range requests
denial of service
nvd

CVSS2

4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.8

Confidence

High

EPSS

0.032

Percentile

91.2%

An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. An integer overflow problem allows a remote server to achieve Denial of Service when delivering responses to HTTP Range requests. The issue trigger is a header that can be expected to exist in HTTP traffic without any malicious intent.

Affected configurations

NVD
Node
squid-cachesquidRange3.04.15
OR
squid-cachesquidRange5.05.0.6
OR
squid-cachesquidMatch2.5.stable2
OR
squid-cachesquidMatch2.5.stable3
OR
squid-cachesquidMatch2.5.stable4
OR
squid-cachesquidMatch2.5.stable5
OR
squid-cachesquidMatch2.5.stable6
OR
squid-cachesquidMatch2.5.stable7
OR
squid-cachesquidMatch2.5.stable8
OR
squid-cachesquidMatch2.5.stable9
OR
squid-cachesquidMatch2.5.stable10
OR
squid-cachesquidMatch2.5.stable11
OR
squid-cachesquidMatch2.5.stable12
OR
squid-cachesquidMatch2.5.stable13
OR
squid-cachesquidMatch2.5.stable14
OR
squid-cachesquidMatch2.6
OR
squid-cachesquidMatch2.7-
OR
squid-cachesquidMatch2.7stable2
OR
squid-cachesquidMatch2.7stable3
OR
squid-cachesquidMatch2.7stable4
OR
squid-cachesquidMatch2.7stable5
OR
squid-cachesquidMatch2.7stable6
OR
squid-cachesquidMatch2.7stable7
OR
squid-cachesquidMatch2.7stable8
OR
squid-cachesquidMatch2.7stable9
Node
fedoraprojectfedoraMatch33
OR
fedoraprojectfedoraMatch34
Node
netappcloud_managerMatch-
VendorProductVersionCPE
squid-cachesquid2.7cpe:/a:squid-cache:squid:2.7:stable9::
squid-cachesquid2.5.stable11cpe:/a:squid-cache:squid:2.5.stable11:::
squid-cachesquid2.5.stable10cpe:/a:squid-cache:squid:2.5.stable10:::
squid-cachesquid2.7cpe:/a:squid-cache:squid:2.7:stable4::
squid-cachesquid2.5.stable7cpe:/a:squid-cache:squid:2.5.stable7:::
squid-cachesquid2.5.stable9cpe:/a:squid-cache:squid:2.5.stable9:::
squid-cachesquid2.5.stable2cpe:/a:squid-cache:squid:2.5.stable2:::
squid-cachesquid2.5.stable12cpe:/a:squid-cache:squid:2.5.stable12:::
squid-cachesquid2.5.stable8cpe:/a:squid-cache:squid:2.5.stable8:::
squid-cachesquid2.7cpe:/a:squid-cache:squid:2.7:stable3::
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Social References

More

CVSS2

4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.8

Confidence

High

EPSS

0.032

Percentile

91.2%