Mozilla Thunderbird/Thunderbird ESR up to up to 52.7 information disclosure

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.
5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Mozilla Thunderbird and Thunderbird ESR up to up to 52.7 and classified as problematic. The impacted element is an unknown function. Executing a manipulation can lead to information disclosure. This vulnerability appears as CVE-2018-5185. The attack may be performed from remote. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Mozilla Thunderbird and Thunderbird ESR up to up to 52.7 (Mail Client Software). This vulnerability affects an unknown code. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

Plaintext of decrypted emails can leak through by user submitting an embedded form. This vulnerability affects Thunderbird ESR < 52.8 and Thunderbird < 52.8.

The bug was discovered 05/18/2018. The weakness was presented 06/11/2018 by Damian Poddebniak (Basti) as Bug 1450345 as confirmed bug report (Bugzilla). The advisory is shared for download at bugzilla.mozilla.org. This vulnerability was named CVE-2018-5185 since 01/03/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 110109 (Oracle Linux 6 : thunderbird (ELSA-2018-1726)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 351295 (Amazon Linux Security Advisory for thunderbird: ALAS2-2018-1032).

Upgrading to version 52.8 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (110109) and SecurityFocus (BID 104240†). See VDB-117589, VDB-117590, VDB-117591 and VDB-117596 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 110109
Nessus Name: Oracle Linux 6 : thunderbird (ELSA-2018-1726)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 855357
OpenVAS Name: Ubuntu Update for thunderbird USN-3660-1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Thunderbird/Thunderbird ESR 52.8

Timelineinfo

01/03/2018 🔍
05/18/2018 +135 days 🔍
05/18/2018 +0 days 🔍
05/25/2018 +7 days 🔍
05/25/2018 +0 days 🔍
06/11/2018 +16 days 🔍
06/11/2018 +0 days 🔍
06/12/2018 +1 days 🔍
03/22/2023 +1744 days 🔍

Sourcesinfo

Vendor: mozilla.org

Advisory: Bug 1450345
Researcher: Damian Poddebniak (Basti)
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-5185 (🔍)
GCVE (CVE): GCVE-0-2018-5185
GCVE (VulDB): GCVE-100-119368

OVAL: 🔍

SecurityFocus: 104240 - Mozilla Thunderbird Prior to 52.8 Multiple Information Disclosure Vulnerabilities
SecurityTracker: 1040946

See also: 🔍

Entryinfo

Created: 06/12/2018 10:20
Updated: 03/22/2023 14:40
Changes: 06/12/2018 10:20 (79), 02/18/2020 10:12 (6), 03/22/2023 14:40 (4)
Complete: 🔍
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Are you interested in using VulDB?

Download the whitepaper to learn more about our service!