Comodo Dragon up to 134.0.6998.179 HSTS security check

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 (≈)
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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.
3.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Comodo Dragon up to 134.0.6998.179. Impacted is an unknown function of the component HSTS Handler. This manipulation causes security check. This vulnerability appears as CVE-2025-8204. The attack may be initiated remotely. In addition, an exploit is available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability classified as problematic was found in Comodo Dragon up to 134.0.6998.179. Affected by this vulnerability is an unknown functionality of the component HSTS Handler. The manipulation with an unknown input leads to a security check vulnerability. The CWE definition for the vulnerability is CWE-358. The product does not implement or incorrectly implements one or more security-relevant checks as specified by the design of a standardized algorithm, protocol, or technique. As an impact it is known to affect integrity.

The advisory is shared at news.fmisec.com. This vulnerability is known as CVE-2025-8204. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1211 for this issue.

It is possible to download the exploit at news.fmisec.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-22799). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.1
VulDB Temp Score: 2.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 3.7
NVD Vector: 🔒

CNA Base Score: 3.1
CNA Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Security check
CWE: CWE-358
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

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

07/25/2025 Advisory disclosed
07/25/2025 +0 days VulDB entry created
08/01/2025 +7 days VulDB entry last update

Sourcesinfo

Advisory: news.fmisec.com
Status: Not defined

CVE: CVE-2025-8204 (🔒)
GCVE (CVE): GCVE-0-2025-8204
GCVE (VulDB): GCVE-100-317773
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/25/2025 08:17 PM
Updated: 08/01/2025 03:45 AM
Changes: 07/25/2025 08:17 PM (55), 07/26/2025 07:10 PM (1), 07/26/2025 07:19 PM (30), 07/28/2025 07:34 AM (1), 07/28/2025 09:19 PM (1), 08/01/2025 03:45 AM (11)
Complete: 🔍
Submitter: PhongXuan-FPT-Metrodata-Indonesia
Committer: PhongXuan-FPT-Metrodata-Indonesia
Cache ID: 244::40

Submitinfo

Accepted

  • Submit #615647: Comodo Comodo Dragon 134 Cross Site Scripting (by PhongXuan-FPT-Metrodata-Indonesia)

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

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