Squid Proxy up to 3.5.28/4.7.0 Header Parser Proxy-Authorization memory corruption

A vulnerability, which was classified as critical, has been found in Squid Proxy up to 3.5.28/4.7.0 (Firewall Software). This issue affects an unknown code block of the component Header Parser. The manipulation of the argument Proxy-Authorization with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. Impacted is confidentiality, integrity, and availability.

The weakness was published 07/11/2019. The advisory is shared at squid-cache.org. The identification of this vulnerability is CVE-2019-12525 since 06/02/2019. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 07/12/2019).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Similar entries are available at 137766 and 137767.

Type

• Firewall Software

Vendor

• Squid

Name

• Proxy

• 🔒
• 🔒
• 🔒

• 🔒
• 🔒
• 🔒

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Memory corruption (CWE-119)
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍Recommended: no mitigation known

0-Day Time: 🔒

06/02/2019 CVE assigned
07/11/2019 +39 days Advisory disclosed
07/12/2019 +1 days VulDB entry created
07/12/2019 +0 days VulDB last updateVendor: squid-cache.org

Advisory: squid-cache.org

CVE: CVE-2019-12525 (🔒)
See also: 🔒

Created: 07/12/2019 09:26 AM
Complete: 🔍

Comments

Comments are closed.