VDB-119648 · CVE-2018-12104 · ID 431

Airbnb Knowledge Repo 0.7.4 post/posts/new_report.kp Comment 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.
5.7	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Airbnb Knowledge Repo 0.7.4 and classified as problematic. Affected by this issue is some unknown functionality of the file post/posts/new_report.kp. Such manipulation as part of Comment leads to cross site scripting. This vulnerability is listed as CVE-2018-12104. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Airbnb Knowledge Repo 0.7.4 (Knowledge Base Software). Affected by this issue is an unknown code of the file post/posts/new_report.kp. The manipulation as part of a Comment leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. CVE summarizes:

Cross-site scripting (XSS) vulnerability in Airbnb Knowledge Repo 0.7.4 allows remote attackers to inject arbitrary web scripts or HTML via the post comments functionality, as demonstrated by the post/posts/new_report.kp URI.

The bug was discovered 06/10/2018. The weakness was presented 06/17/2018 (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2018-12104 since 06/11/2018. The attack may be launched remotely. No form of authentication is required for exploitation. 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 7 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 104487†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Knowledge Base Software

Vendor

Airbnb

Name

Knowledge Repo

Version

0.7.4

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

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

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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

06/10/2018 🔍
06/11/2018 +1 days 🔍
06/17/2018 +5 days 🔍
06/17/2018 +0 days 🔍
06/17/2018 +0 days 🔍
06/18/2018 +1 days 🔍
03/27/2023 +1743 days 🔍

Sourcesinfo

Advisory: 431⛔
Status: Not defined

CVE: CVE-2018-12104 (🔍)
GCVE (CVE): GCVE-0-2018-12104
GCVE (VulDB): GCVE-100-119648
SecurityFocus: 104487 - Airbnb Knowledge Repo CVE-2018-12104 Cross Site Scripting Vulnerability

Entryinfo

Created: 06/18/2018 08:54
Updated: 03/27/2023 17:57
Changes: 06/18/2018 08:54 (60), 02/20/2020 08:49 (3), 03/27/2023 17:57 (3)
Complete: 🔍
Cache ID: 216:BB1:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.