CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.0 | $0-$5k | 0.00 |
A vulnerability was found in Dnsmasq up to 2.20 (Domain Name Software). It has been rated as critical. This issue affects some unknown processing of the component DNS Cache. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
Dnsmasq before 2.21 allows remote attackers to poison the DNS cache via answers to queries that were not made by Dnsmasq.
The bug was discovered 03/25/2005. The weakness was published 05/02/2005 (Website). It is possible to read the advisory at xforce.iss.net. The identification of this vulnerability is CVE-2005-0877 since 03/26/2005. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.
The vulnerability scanner Nessus provides a plugin with the ID 17631 (dnsmasq < 2.21.0 Multiple Remote Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family DNS and running in the context r.
Upgrading to version 2.21 eliminates this vulnerability.
The vulnerability is also documented in the databases at X-Force (19826) and Tenable (17631). Similar entries are available at 24694 and 43410.
Product
Type
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: 7.0
VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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 |
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unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
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: 17631
Nessus Name: dnsmasq < 2.21.0 Multiple Remote Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 54386
OpenVAS Name: Slackware Advisory SSA:2005-201-01 dnsmasq
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Dnsmasq 2.21
Timeline
03/25/2005 🔍03/25/2005 🔍
03/25/2005 🔍
03/25/2005 🔍
03/26/2005 🔍
03/29/2005 🔍
05/02/2005 🔍
05/02/2005 🔍
03/10/2015 🔍
06/06/2019 🔍
Sources
Advisory: xforce.iss.netStatus: Not defined
Confirmation: 🔍
CVE: CVE-2005-0877 (🔍)
X-Force: 19826
Vulnerability Center: 7453 - DNS Cache Poisoning in Dnsmasq, Medium
SecurityFocus: 12897 - Dnsmasq Multiple Remote Vulnerabilities
Secunia: 14691
OSVDB: 15000 - CVE-2005-0877 - Dnsmasq - DNS Poisoning Issue
See also: 🔍
Entry
Created: 03/10/2015 23:05Updated: 06/06/2019 10:55
Changes: 03/10/2015 23:05 (63), 06/06/2019 10:55 (13)
Complete: 🔍
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