Kirby 2.5.12 SVG File 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.
3.6$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Kirby 2.5.12. This affects an unknown function. Executing a manipulation as part of SVG File can lead to cross site scripting. This vulnerability appears as CVE-2018-16630. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability has been found in Kirby 2.5.12 and classified as problematic. This vulnerability affects an unknown part. The manipulation as part of a SVG File leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity. CVE summarizes:

Kirby v2.5.12 allows XSS by using the "site files" Add option to upload an SVG file.

The bug was discovered 11/21/2018. The weakness was presented 12/28/2018 (Website). The advisory is shared for download at github.com. This vulnerability was named CVE-2018-16630 since 09/06/2018. The attack can be initiated remotely. A single authentication is necessary for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly 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 37 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.

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

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.6
VulDB Meta Temp Score: 3.6

VulDB Base Score: 2.4
VulDB Temp Score: 2.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/06/2018 🔍
11/21/2018 +76 days 🔍
12/28/2018 +37 days 🔍
12/28/2018 +0 days 🔍
12/29/2018 +1 days 🔍
04/24/2020 +482 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2018-16630 (🔍)
GCVE (CVE): GCVE-0-2018-16630
GCVE (VulDB): GCVE-100-128488

Entryinfo

Created: 12/29/2018 15:10
Updated: 04/24/2020 18:36
Changes: 12/29/2018 15:10 (55), 04/24/2020 18:36 (1)
Complete: 🔍
Cache ID: 216::103

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

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