CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.6 | $0-$5k | 0.00 |
A vulnerability was found in Squid Proxy up to 2.4/2.5/2.6 (Firewall Software). It has been declared as critical. Affected by this vulnerability is an unknown code of the component DNS Response Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:
Heap-based buffer overflow in Squid before 2.4 STABLE4, and Squid 2.5 and 2.6 until March 12, 2002 distributions, allows remote attackers to cause a denial of service, and possibly execute arbitrary code, via compressed DNS responses.
The bug was discovered 03/26/2002. The weakness was presented 04/09/2004 by zen-parse (Website). It is possible to read the advisory at squid-cache.org. This vulnerability is known as CVE-2002-0163. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available.
It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 13934 (Mandrake Linux Security Advisory : squid (MDKSA-2002:027)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks and running in the context l.
Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (8628), Tenable (13934) and Exploit-DB (347).
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.3VulDB Meta Temp Score: 6.6
VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
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VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 13934
Nessus Name: Mandrake Linux Security Advisory : squid (MDKSA-2002:027)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍
Exploit-DB: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
03/26/2002 🔍03/26/2002 🔍
03/26/2002 🔍
03/26/2002 🔍
04/16/2002 🔍
04/09/2004 🔍
04/09/2004 🔍
07/31/2004 🔍
03/03/2005 🔍
07/11/2014 🔍
05/30/2019 🔍
Sources
Vendor: squid-cache.orgAdvisory: squid-cache.org
Researcher: zen-parse
Status: Not defined
Confirmation: 🔍
CVE: CVE-2002-0163 (🔍)
X-Force: 8628
Vulnerability Center: 7211 - Buffer Overflow in Squid < 2.4 STABLE4 and Squid 2.5 and 2.6, High
SecurityFocus: 4363 - Squid Compressed DNS Buffer Overflow Vulnerability
OSVDB: 5353 - Squid Compressed DNS Response Overflow
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 07/11/2014 13:48Updated: 05/30/2019 14:13
Changes: 07/11/2014 13:48 (75), 05/30/2019 14:13 (2)
Complete: 🔍
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