Shim DHCPv6 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Shim. This affects an unknown function of the component DHCPv6. Such manipulation leads to memory corruption. This vulnerability is traded as CVE-2014-3676. There is no exploit available.

Detailsinfo

A vulnerability was found in Shim (version unknown). It has been rated as critical. Affected by this issue is an unknown function of the component DHCPv6. 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. CVE summarizes:

Heap-based buffer overflow in Shim allows remote attackers to execute arbitrary code via a crafted IPv6 address, related to the "tftp:// DHCPv6 boot option."

The weakness was shared 10/22/2014 with SuSE (Website). The advisory is available at xforce.iss.net. This vulnerability is handled as CVE-2014-3676 since 05/14/2014. 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 78809 (Fedora 21 : mokutil-0.2.0-1.fc21 / shim-0.8-1.fc22 / shim-signed-0.8-1.fc22 (2014-13581)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 170223 (OpenSUSE Security Update for Update for gnu-efi, pesign, shim (openSUSE-SU-2017:1967-1)).

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 (96988), Tenable (78809), SecurityFocus (BID 70409†) and Vulnerability Center (SBV-46950†). The entries VDB-72675 and VDB-72673 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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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: 78809
Nessus Name: Fedora 21 : mokutil-0.2.0-1.fc21 / shim-0.8-1.fc22 / shim-signed-0.8-1.fc22 (2014-13581)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 80056
OpenVAS Name: Oracle Linux Local Check: ELSA-2014-1801
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/14/2014 🔍
10/13/2014 +152 days 🔍
10/13/2014 +0 days 🔍
10/22/2014 +9 days 🔍
10/22/2014 +0 days 🔍
11/10/2014 +19 days 🔍
03/27/2015 +137 days 🔍
03/30/2022 +2560 days 🔍

Sourcesinfo

Advisory: RHSA-2014:1801
Organization: SuSE
Status: Not defined

CVE: CVE-2014-3676 (🔍)
GCVE (CVE): GCVE-0-2014-3676
GCVE (VulDB): GCVE-100-72674

OVAL: 🔍

X-Force: 96988
SecurityFocus: 70409 - Shim CVE-2014-3676 Heap Based Buffer Overflow Vulnerability
Vulnerability Center: 46950 - Shim Remote Code Execution via a Crafted IPv6 Address, High

See also: 🔍

Entryinfo

Created: 03/27/2015 12:07
Updated: 03/30/2022 19:34
Changes: 03/27/2015 12:07 (60), 06/11/2017 05:17 (8), 03/30/2022 19:26 (3), 03/30/2022 19:34 (1)
Complete: 🔍
Cache ID: 216::103

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

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