CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
80.7%
This vulnerability allows remote attackers to deny service on vulnerable installations of The Squid Software Foundation Squid 3.5.27-20180318. Authentication is not required to exploit this vulnerability. The specific flaw exists within ClientRequestContext::sslBumpAccessCheck(). A crafted request can trigger the dereference of a null pointer. An attacker can leverage this vulnerability to create a denial-of-service condition to users of the system. Was ZDI-CAN-6088.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Alpine | edge-main | noarch | squid | < 3.5.27-r2 | UNKNOWN |
Alpine | 3.10-main | noarch | squid | < 3.5.27-r2 | UNKNOWN |
Alpine | 3.11-main | noarch | squid | < 3.5.27-r2 | UNKNOWN |
Alpine | 3.12-main | noarch | squid | < 3.5.27-r2 | UNKNOWN |
Alpine | 3.13-main | noarch | squid | < 3.5.27-r2 | UNKNOWN |
Alpine | 3.14-main | noarch | squid | < 3.5.27-r2 | UNKNOWN |
Alpine | 3.15-main | noarch | squid | < 3.5.27-r2 | UNKNOWN |
Alpine | 3.16-main | noarch | squid | < 3.5.27-r2 | UNKNOWN |
Alpine | 3.17-main | noarch | squid | < 3.5.27-r2 | UNKNOWN |
Alpine | 3.18-main | noarch | squid | < 3.5.27-r2 | UNKNOWN |
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
80.7%