Typecho 1.1-17.10.30 Login.php referer redirect

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability has been found in Typecho 1.1-17.10.30 and classified as problematic. This affects an unknown function of the file Login.php. The manipulation of the argument referer leads to redirect. This vulnerability is listed as CVE-2020-21038. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Typecho 1.1-17.10.30. It has been rated as problematic. This issue affects an unknown part of the file Login.php. The manipulation of the argument referer with an unknown input leads to a redirect vulnerability. Using CWE to declare the problem leads to CWE-601. A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks. Impacted is integrity. The summary by CVE is:

Open redirect vulnerability in typecho 1.1-17.10.30-release via the referer parameter to Login.php.

The weakness was presented 05/08/2023 as 952. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2020-21038 since 08/13/2020. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1204.001 according to MITRE ATT&CK.

By approaching the search of inurl:Login.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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

Productinfo

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.2

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CNA Base Score: 6.1
CNA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Redirect
CWE: CWE-601
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

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

08/13/2020 🔍
05/08/2023 +998 days 🔍
05/08/2023 +0 days 🔍
04/26/2025 +719 days 🔍

Sourcesinfo

Product: github.com

Advisory: 952
Status: Confirmed

CVE: CVE-2020-21038 (🔍)
GCVE (CVE): GCVE-0-2020-21038
GCVE (VulDB): GCVE-100-228203

Entryinfo

Created: 05/08/2023 16:55
Updated: 04/26/2025 22:33
Changes: 05/08/2023 16:55 (38), 01/29/2025 17:48 (34), 04/26/2025 22:33 (3)
Complete: 🔍
Cache ID: 216::103

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