VDB-161645 · CVE-2020-25788 · GCVE-0-2020-25788

Tiny RSS 17.4/829d478f Error Message init.php $_REQUEST["url"] inclusion of functionality from untrusted control sphere

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.
7.9	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Tiny RSS. Affected by this vulnerability is an unknown functionality of the file plugins/af_proxy_http/init.php of the component Error Message Handler. The manipulation of the argument $_REQUEST["url"] leads to inclusion of functionality from untrusted control sphere. This vulnerability is referenced as CVE-2020-25788. Remote exploitation of the attack is possible. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Tiny RSS and classified as critical. This issue affects an unknown functionality of the file plugins/af_proxy_http/init.php of the component Error Message Handler. The manipulation of the argument $_REQUEST["url"] with an unknown input leads to a inclusion of functionality from untrusted control sphere vulnerability. Using CWE to declare the problem leads to CWE-829. The product imports, requires, or includes executable functionality (such as a library) from a source that is outside of the intended control sphere. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in Tiny Tiny RSS (aka tt-rss) before 2020-09-16. imgproxy in plugins/af_proxy_http/init.php mishandles $_REQUEST["url"] in an error message.

The weakness was published 09/19/2020. The identification of this vulnerability is CVE-2020-25788 since 09/19/2020. 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.

By approaching the search of inurl:plugins/af_proxy_http/init.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 2020-09-16 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

Similar entries are available at VDB-161646 and VDB-161644. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Tiny RSS

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.9

VulDB Base Score: 8.1
VulDB Temp Score: 7.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
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: Inclusion of functionality from untrusted control sphere
CWE: CWE-829
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Tiny RSS 2020-09-16

Timelineinfo

09/16/2020 🔍
09/19/2020 +3 days 🔍
09/19/2020 +0 days 🔍
09/20/2020 +1 days 🔍
12/23/2025 +1919 days 🔍

Sourcesinfo

Status: Confirmed

CVE: CVE-2020-25788 (🔍)
GCVE (CVE): GCVE-0-2020-25788
GCVE (VulDB): GCVE-100-161645
See also: 🔍

Entryinfo

Created: 09/20/2020 06:26
Updated: 12/23/2025 00:48
Changes: 09/20/2020 06:26 (38), 09/20/2020 06:31 (17), 12/23/2025 00:48 (21)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.