Vulnerability Details : CVE-2021-46784

In Squid 3.x through 3.5.28, 4.x through 4.17, and 5.x before 5.6, due to improper buffer management, a Denial of Service can occur when processing long Gopher server responses.
Published 2022-07-17 22:15:09
Updated 2023-10-22 00:15:09
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Denial of service

Products affected by CVE-2021-46784

Threat overview for CVE-2021-46784

Top countries where our scanners detected CVE-2021-46784
Top open port discovered on systems with this issue 3128
IPs affected by CVE-2021-46784 2,987,608
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2021-46784!
*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-2021-46784

EPSS FAQ
3.91%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 92 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-46784

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.5
 MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
2.8
3.6
 NIST

CWE ids for CVE-2021-46784

  • The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.
    Assigned by: nvd@nist.gov (Primary)
  • The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-46784

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