Linux Kernel up to 2.6.12 selinux_parse_skb_ipv6 numeric error
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.5 | $0-$5k | 0.00 |
A vulnerability has been found in Linux Kernel (Operating System) and classified as critical. This vulnerability affects the function selinux_parse_skb_ipv6
. The manipulation with an unknown input leads to a numeric error vulnerability. The CWE definition for the vulnerability is CWE-189. As an impact it is known to affect availability. CVE summarizes:
The selinux_parse_skb_ipv6 function in security/selinux/hooks.c in the Linux kernel before 2.6.12-rc4 allows remote attackers to cause a denial of service (OOPS) via vectors associated with an incorrect call to the ipv6_skip_exthdr function.
The issue has been introduced in 12/18/2003. The weakness was presented 02/26/2010 as Bug 160117 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability was named CVE-2005-4886 since 02/19/2010. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 09/02/2021).
The vulnerability was handled as a non-public zero-day exploit for at least 2262 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 21943 (CentOS 4 : kernel (CESA-2005:514)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 117811 (CentOS Security Update for Kernel (CESA-2005:514)).
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 (56614) and Tenable (21943). See 1288, 1289, 1290 and 1560 for similar entries.
Product
Type
Vendor
Name
Version
- 2.6.0
- 2.6.1
- 2.6.2
- 2.6.3
- 2.6.4
- 2.6.5
- 2.6.6
- 2.6.7
- 2.6.8
- 2.6.8.1
- 2.6.9
- 2.6.10
- 2.6.11
- 2.6.11.1
- 2.6.11.2
- 2.6.11.3
- 2.6.11.4
- 2.6.11.5
- 2.6.11.6
- 2.6.11.7
- 2.6.11.8
- 2.6.11.9
- 2.6.11.10
- 2.6.11.11
- 2.6.11.12
- 2.6.12
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: 7.5VulDB Meta Temp Score: 7.5
VulDB Base Score: 7.5
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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VulDB Base Score: 🔍
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Exploiting
Class: Numeric errorCWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
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Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Nessus ID: 21943
Nessus Name: CentOS 4 : kernel (CESA-2005:514)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
12/18/2003 🔍04/25/2005 🔍
04/25/2005 🔍
02/19/2010 🔍
02/24/2010 🔍
02/26/2010 🔍
02/26/2010 🔍
03/18/2015 🔍
09/02/2021 🔍
Sources
Vendor: kernel.orgAdvisory: Bug 160117
Status: Not defined
Confirmation: 🔍
CVE: CVE-2005-4886 (🔍)
X-Force: 56614
Vulnerability Center: 24929 - Linux Kernel <2.6.12 ipv6_skip_exthdr() Remote Denial of Service Vulnerability, High
SecurityFocus: 38367 - Linux Kernel 'ipv6_skip_exthdr()' Remote Denial of Service Vulnerability
See also: 🔍
Entry
Created: 03/18/2015 15:15Updated: 09/02/2021 19:51
Changes: 03/18/2015 15:15 (58), 02/21/2017 17:19 (12), 09/02/2021 19:51 (3)
Complete: 🔍
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