Vulnerability Report

CVE-2018-1172

Title: Squid-Cache Squid Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2018-1172.

CWE Category CWE-476
Published Date May 16, 2018
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 5.9 CVSS v3.0
Exploit Probability (EPSS)
8.61%

Vulnerability Summary

CVE-2018-1172: 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.

Impacted Vendors

S
squid 1
S
squid-cache 1

Reference Links

http://www.squid-cache.org/Advisories/SQUID-2018_3.txt https://zerodayinitiative.com/advisories/ZDI-18-309 http://www.squid-cache.org/Advisories/SQUID-2018_3.txt https://zerodayinitiative.com/advisories/ZDI-18-309
CVSS v3.0
Source Entity [email protected]
Severity MEDIUM
5.9
Attack Vector
NETWORK
Complexity
HIGH
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
4.3
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:N/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2018-1172 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity HIGH
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Stack

No specific products linked.