Olive Blog Search cross site scripting

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.
5.2	$0-$5k	0.00

Summaryinfo

A vulnerability described as problematic has been identified in Olive Blog. Impacted is an unknown function. The manipulation of the argument Search results in cross site scripting. This vulnerability is cataloged as CVE-2016-7839. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Olive Blog (Blog Software) (unknown version). It has been classified as problematic. Affected is an unknown code block. The manipulation of the argument search with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. CVE summarizes:

Cross-site scripting vulnerability in Olive Blog allows remote attackers to inject arbitrary web script or HTML via the search parameter.

The bug was discovered 01/06/2017. The weakness was shared 04/28/2017 (Website). The advisory is shared for download at jvn.jp. This vulnerability is traded as CVE-2016-7839 since 09/09/2016. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

The vulnerability was handled as a non-public zero-day exploit for at least 112 days. During that time the estimated underground price was around $0-$5k.

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 SecurityFocus (BID 95309†). The entry VDB-100645 is related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Blog Software

Vendor

• Olive

Name

• Blog

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
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: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/09/2016 🔍
01/01/2017 +114 days 🔍
01/06/2017 +5 days 🔍
04/28/2017 +112 days 🔍
04/28/2017 +0 days 🔍
04/28/2017 +0 days 🔍
12/21/2020 +1333 days 🔍

Sourcesinfo

Advisory: jvn.jp
Researcher: Ueki Shuya
Status: Not defined

CVE: CVE-2016-7839 (🔍)
GCVE (CVE): GCVE-0-2016-7839
GCVE (VulDB): GCVE-100-100644
SecurityFocus: 95309 - Olive Blog CVE-2016-7839 Cross Site Scripting Vulnerability
OSVDB: - CVE-2016-7839 - Olive Design - Olive Blog - Medium

See also: 🔍

Entryinfo

Created: 04/28/2017 23:40
Updated: 12/21/2020 16:20
Changes: 04/28/2017 23:40 (59), 09/21/2020 16:58 (4), 12/21/2020 16:20 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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