client_side.cc in Squid before 3.5.18 and 4.x before 4.0.10 does not properly ignore the Host header when absolute-URI is provided, which allows remote attackers to conduct cache-poisoning attacks via an HTTP request.
Published 2016-05-10 19:59:00
Updated 2019-12-27 16:08:56
Source MITRE
View at NVD,   CVE.org

Threat overview for CVE-2016-4553

Top countries where our scanners detected CVE-2016-4553
Top open port discovered on systems with this issue 80
IPs affected by CVE-2016-4553 308,246
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2016-4553!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2016-4553

56.32%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 98 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2016-4553

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.0
MEDIUM AV:N/AC:L/Au:N/C:N/I:P/A:N
10.0
2.9
NIST
8.6
HIGH CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
3.9
4.0
NIST

CWE ids for CVE-2016-4553

References for CVE-2016-4553

Products affected by CVE-2016-4553

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