CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.4	$0-$5k	0.00

A vulnerability was found in MIT Kerberos 5-1.14 (Network Authentication Software). It has been rated as problematic. This issue affects the function xdr_nullstring. 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, and availability.

The weakness was shared 02/03/2016 as confirmed git commit (GIT Repository). It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2015-8629 since 12/23/2015. The exploitation is known to be easy. The attack may be initiated remotely. A simple authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 88886 (Debian DLA-423-1 : krb5 security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 296001 (Solaris 11.3 Support Repository Update (SRU) 8.7.0 Missing).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (110395) and Tenable (88886). The entries 79059, 79061, 80817 and 81385 are related to this item.

Productinfo

Type

• Network Authentication Software

Vendor

• MIT

Name

• Kerberos

Version

• 5-1.14

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.4

VulDB Base Score: 6.5
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 3.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 88886
Nessus Name: Debian DLA-423-1 : krb5 security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703466
OpenVAS Name: Debian Security Advisory DSA 3466-1 (krb5 - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: github.com

Timelineinfo

12/23/2015 🔍
01/08/2016 +16 days 🔍
02/03/2016 +26 days 🔍
02/08/2016 +5 days 🔍
02/12/2016 +4 days 🔍
02/22/2016 +10 days 🔍
02/23/2016 +1 days 🔍
03/14/2016 +20 days 🔍
07/07/2022 +2306 days 🔍

Sourcesinfo

Vendor: mit.edu

Advisory: df17a1224a3406f57477bcd372c61e04c0e5a5bb
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-8629 (🔍)
X-Force: 110395 - MIT Kerberos xdr_nullstring() function information disclosure
SecurityTracker: 1034914
Vulnerability Center: 57265 - Kerberos 5 Remote DoS or Information Disclosure via a Crafted String, Low
SecurityFocus: 82801

See also: 🔍

Entryinfo

Created: 02/08/2016 09:29
Updated: 07/07/2022 08:53
Changes: 02/08/2016 09:29 (76), 01/31/2019 13:36 (10), 07/07/2022 08:49 (7), 07/07/2022 08:53 (1)
Complete: 🔍

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