VDB-171248 · CVE-2021-28373 · GCVE-0-2021-28373

Tiny Tiny RSS OTP Code improper authentication

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.
5.8	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in Tiny Tiny RSS. Affected by this vulnerability is an unknown functionality of the component OTP Code Handler. Such manipulation leads to improper authentication. This vulnerability is listed as CVE-2021-28373. There is no available exploit. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in Tiny Tiny RSS (version unknown) and classified as critical. Affected by this issue is an unknown function of the component OTP Code Handler. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability.

The weakness was presented 03/14/2021. The advisory is shared for download at community.tt-rss.org. This vulnerability is handled as CVE-2021-28373. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability. The upgrade is hosted for download at git.tt-rss.org. Applying a patch is able to eliminate this problem. The best possible mitigation is suggested to be patching the affected component. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

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

Productinfo

Vendor

Tiny

Name

Tiny RSS

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 5.9

VulDB Base Score: 4.6
VulDB Temp Score: 4.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
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: Improper authentication
CWE: CWE-287
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: Patch
Status: 🔍

0-Day Time: 🔍

Upgrade: git.tt-rss.org

Timelineinfo

03/12/2021 🔍
03/13/2021 +1 days 🔍
03/14/2021 +1 days 🔍
03/14/2021 +0 days 🔍
04/01/2021 +18 days 🔍

Sourcesinfo

Advisory: community.tt-rss.org
Status: Confirmed

CVE: CVE-2021-28373 (🔍)
GCVE (CVE): GCVE-0-2021-28373
GCVE (VulDB): GCVE-100-171248

Entryinfo

Created: 03/14/2021 10:47
Updated: 04/01/2021 11:10
Changes: 03/14/2021 10:47 (38), 04/01/2021 11:06 (5), 04/01/2021 11:10 (18)
Complete: 🔍
Cache ID: 216::103