Gwolle Guestbook Plugin up to 1.5.3 on WordPress ajaxresponse.php abspath code injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Gwolle Guestbook Plugin up to 1.5.3 on WordPress. It has been classified as critical. This issue affects some unknown processing of the file frontend/captcha/ajaxresponse.php. This manipulation of the argument abspath causes code injection. This vulnerability appears as CVE-2015-8351. The attack may be initiated remotely. In addition, an exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Gwolle Guestbook Plugin up to 1.5.3 on WordPress (WordPress Plugin). Affected by this vulnerability is an unknown code block of the file frontend/captcha/ajaxresponse.php. The manipulation of the argument abspath with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, and integrity. The summary by CVE is:

PHP remote file inclusion vulnerability in the Gwolle Guestbook plugin before 1.5.4 for WordPress, when allow_url_include is enabled, allows remote authenticated users to execute arbitrary PHP code via a URL in the abspath parameter to frontend/captcha/ajaxresponse.php. NOTE: this can also be leveraged to include and execute arbitrary local files via directory traversal sequences regardless of whether allow_url_include is enabled.

The bug was discovered 11/04/2015. The weakness was presented 09/11/2017 as not defined posting (Bugtraq). It is possible to read the advisory at securityfocus.com. This vulnerability is known as CVE-2015-8351 since 11/25/2015. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. The attack technique deployed by this issue is T1059 according to MITRE ATT&CK.

After even before and not, there has been an exploit disclosed. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 677 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:frontend/captcha/ajaxresponse.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 1.5.4 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (38861). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 6.9

VulDB Base Score: 5.4
VulDB Temp Score: 4.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.0
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: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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OpenVAS ID: 100908
OpenVAS Name: WordPress Gwolle Guestbook Plugin Remote File Inclusion Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Gwolle Guestbook Plugin 1.5.4

Timelineinfo

11/04/2015 🔍
11/25/2015 +21 days 🔍
12/03/2015 +8 days 🔍
12/03/2015 +0 days 🔍
09/11/2017 +648 days 🔍
09/11/2017 +0 days 🔍
09/12/2017 +1 days 🔍
02/16/2025 +2714 days 🔍

Sourcesinfo

Advisory: 134599⛔
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-8351 (🔍)
GCVE (CVE): GCVE-0-2015-8351
GCVE (VulDB): GCVE-100-106363
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 09/12/2017 08:54
Updated: 02/16/2025 01:25
Changes: 09/12/2017 08:54 (67), 11/14/2019 16:15 (7), 12/28/2022 11:35 (4), 02/16/2025 01:25 (17)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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