Daniel J. Bernstein djbdns 1.05 input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Daniel J. Bernstein djbdns 1.05. The affected element is an unknown function. Such manipulation leads to input validation. This vulnerability is uniquely identified as CVE-2012-1191. No exploit exists.

Detailsinfo

A vulnerability was found in Daniel J. Bernstein djbdns 1.05 (Domain Name Software) and classified as critical. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is integrity, and availability. CVE summarizes:

The resolver in dnscache in Daniel J. Bernstein djbdns 1.05 overwrites cached server names and TTL values in NS records during the processing of a response to an A record query, which allows remote attackers to trigger continued resolvability of revoked domain names via a "ghost domain names" attack.

The weakness was disclosed 02/17/2012 (Website). The advisory is available at isc.org. This vulnerability is handled as CVE-2012-1191 since 02/17/2012. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 64401 (Fedora 18 : ndjbdns-1.05.6-1.fc18 (2013-1176)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks.

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

The vulnerability is also documented in the databases at X-Force (73359), Tenable (64401), SecurityFocus (BID 57669†) and Vulnerability Center (SBV-38550†). The entries VDB-60245, VDB-60244 and VDB-60243 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 6.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 64401
Nessus Name: Fedora 18 : ndjbdns-1.05.6-1.fc18 (2013-1176)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/17/2012 🔍
02/17/2012 +0 days 🔍
02/17/2012 +0 days 🔍
02/17/2012 +0 days 🔍
02/01/2013 +350 days 🔍
02/04/2013 +3 days 🔍
02/26/2013 +22 days 🔍
03/23/2015 +755 days 🔍
11/30/2021 +2444 days 🔍

Sourcesinfo

Advisory: isc.org
Status: Not defined

CVE: CVE-2012-1191 (🔍)
GCVE (CVE): GCVE-0-2012-1191
GCVE (VulDB): GCVE-100-60242
X-Force: 73359
SecurityFocus: 57669 - djbdns CVE-2012-1191 Security Bypass Vulnerability
Vulnerability Center: 38550 - djbdns 1.05 dnscache Resolver Improper Handling of Cached Server Names Allows Remote Security Bypass, Medium

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/30/2021 08:53
Changes: 03/23/2015 16:50 (61), 04/25/2017 11:11 (3), 11/30/2021 08:53 (3)
Complete: 🔍
Cache ID: 216:599:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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