Linux Kernel 2.6.23 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Linux Kernel 2.6.23. This affects an unknown function. This manipulation causes memory corruption. This vulnerability is registered as CVE-2008-3915. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as very critical was found in Linux Kernel 2.6.23 (Operating System). Affected by this vulnerability is an unknown functionality. 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:

Buffer overflow in nfsd in the Linux kernel before 2.6.26.4, when NFSv4 is enabled, allows remote attackers to have an unknown impact via vectors related to decoding an NFSv4 acl.

The bug was discovered 09/03/2008. The weakness was published 09/10/2008 as Bug 461101 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is known as CVE-2008-3915 since 09/04/2008. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/22/2019).

The vulnerability was handled as a non-public zero-day exploit for at least 337 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 34171 (Debian DSA-1636-1 : linux-2.6.24 - denial of service/information leak), 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.

Upgrading eliminates this vulnerability. A possible mitigation has been published 1 days after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 8818.

The vulnerability is also documented in the databases at X-Force (45055), Tenable (34171), SecurityFocus (BID 31133†), OSVDB (48470†) and Secunia (SA31881†). Similar entries are available at VDB-43591, VDB-43590, VDB-43584 and VDB-43881. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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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: 34171
Nessus Name: Debian DSA-1636-1 : linux-2.6.24 - denial of service/information leak
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 61594
OpenVAS Name: Debian Security Advisory DSA 1636-1 (linux-2.6.24)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

McAfee IPS: 🔍
McAfee IPS Version: 🔍

ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

10/09/2007 🔍
09/03/2008 +330 days 🔍
09/03/2008 +0 days 🔍
09/04/2008 +1 days 🔍
09/10/2008 +6 days 🔍
09/10/2008 +0 days 🔍
09/11/2008 +1 days 🔍
09/11/2008 +0 days 🔍
09/12/2008 +1 days 🔍
09/12/2008 +0 days 🔍
12/22/2008 +101 days 🔍
03/17/2015 +2276 days 🔍
08/22/2019 +1619 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: Bug 461101
Status: Not defined
Confirmation: 🔍

CVE: CVE-2008-3915 (🔍)
GCVE (CVE): GCVE-0-2008-3915
GCVE (VulDB): GCVE-100-43975

OVAL: 🔍

X-Force: 45055
SecurityFocus: 31133 - Linux kernel NFSv4 ACL Buffer Overflow Vulnerability
Secunia: 31881 - Debian update for linux-2.6.24, Not Critical
OSVDB: 48470 - CVE-2008-3915 - Linux - Buffer Overflow Issue
Vulnerability Center: 20306 - Linux Kernel < 2.6.26.4 nfsd Buffer Overflow when NFSv4 Is Enabled Remote Code Execution, Medium

See also: 🔍

Entryinfo

Created: 03/17/2015 16:11
Updated: 08/22/2019 17:15
Changes: 03/17/2015 16:11 (87), 08/22/2019 17:15 (5)
Complete: 🔍
Cache ID: 216:897:103

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