Andy Norman gnuserv 3.11 X Window Cookie memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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10.0$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Andy Norman gnuserv 3.11. This vulnerability affects unknown code of the component X Window Cookie Handler. The manipulation leads to memory corruption. This vulnerability is listed as CVE-2001-0191. There is no available exploit.

Detailsinfo

A vulnerability was found in Andy Norman gnuserv 3.11. It has been rated as very critical. This issue affects some unknown functionality of the component X Window Cookie Handler. 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:

gnuserv before 3.12, as shipped with XEmacs, does not properly check the specified length of an X Windows MIT-MAGIC-COOKIE cookie, which allows remote attackers to execute arbitrary commands via a buffer overflow, or brute force authentication by using a short cookie length.

The weakness was presented 05/03/2001 (Website). The advisory is shared at redhat.com. The identification of this vulnerability is CVE-2001-0191. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 06/25/2021).

The vulnerability scanner Nessus provides a plugin with the ID 61893 (Mandrake Linux Security Advisory : xemacs (MDKSA-2001:019)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva 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 (6056), Tenable (61893) and Vulnerability Center (SBV-37996†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 10.0

VulDB Base Score: 10.0
VulDB Temp Score: 10.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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: 61893
Nessus Name: Mandrake Linux Security Advisory : xemacs (MDKSA-2001:019)
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

05/03/2001 🔍
05/03/2001 +0 days 🔍
05/03/2001 +0 days 🔍
09/06/2012 +4144 days 🔍
01/10/2013 +126 days 🔍
07/03/2014 +539 days 🔍
06/25/2021 +2549 days 🔍

Sourcesinfo

Advisory: redhat.com
Status: Not defined

CVE: CVE-2001-0191 (🔍)
GCVE (CVE): GCVE-0-2001-0191
GCVE (VulDB): GCVE-100-16613
X-Force: 6056
Vulnerability Center: 37996 - Gnuserv and Xemacs Remote Arbitrary Code Execution due to Improperly Checking the Length of a Cookie, Critical

Entryinfo

Created: 07/03/2014 17:13
Updated: 06/25/2021 14:30
Changes: 07/03/2014 17:13 (38), 04/23/2017 14:09 (20), 06/25/2021 14:30 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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