illumos devzvol_readdir null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in illumos. This impacts the function devzvol_readdir. The manipulation leads to null pointer dereference. This vulnerability is traded as CVE-2014-9491. There is no exploit available.

Detailsinfo

A vulnerability was found in illumos (version now known). It has been rated as problematic. This issue affects the function devzvol_readdir. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. The summary by CVE is:

The devzvol_readdir function in illumos does not check the return value of a strchr call, which allows remote attackers to cause a denial of service (NULL pointer dereference and panic) via unspecified vectors.

The weakness was shared 01/20/2015 (Website). The advisory is shared at illumos.org. The identification of this vulnerability is CVE-2014-9491 since 01/03/2015. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 123074 (Solaris 11.2 Support Repository Update (SRU) 4.6.0 Missing).

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 vulnerability database at X-Force (99686). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
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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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

01/03/2015 🔍
01/20/2015 +17 days 🔍
01/20/2015 +0 days 🔍
03/27/2015 +66 days 🔍
12/16/2024 +3552 days 🔍

Sourcesinfo

Advisory: d65686849024838243515b5c40ae2c479460b4b5
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-9491 (🔍)
GCVE (CVE): GCVE-0-2014-9491
GCVE (VulDB): GCVE-100-73709
X-Force: 99686

Entryinfo

Created: 03/27/2015 14:56
Updated: 12/16/2024 08:16
Changes: 03/27/2015 14:56 (39), 04/06/2018 11:42 (7), 04/11/2022 13:35 (4), 12/16/2024 08:16 (22)
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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