Mozilla Thunderbird up to 91.10/101 CSS cross-domain policy
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.0 | $5k-$25k | 0.00 |
A vulnerability was found in Mozilla Thunderbird up to 91.10/101 (Mail Client Software) and classified as critical. This issue affects an unknown function of the component CSS Handler. The manipulation with an unknown input leads to a cross-domain policy vulnerability. Using CWE to declare the problem leads to CWE-942. The product uses a cross-domain policy file that includes domains that should not be trusted. Impacted is confidentiality, integrity, and availability.
The weakness was presented 06/28/2022 by Gertjan as Bug 1757604 as confirmed advisory (Website). The advisory is shared at bugzilla.mozilla.org. The advisory contains:
An attacker could have injected CSS into stylesheets accessible via internal URIs, such as resource:, and in doing so bypass a page's Content Security Policy.The identification of this vulnerability is CVE-2022-31744. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/30/2022).
Upgrading to version 91.11 or 102 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.3VulDB Meta Temp Score: 6.0
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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: 🔍
Exploiting
Class: Cross-domain policyCWE: CWE-942 / CWE-346 / CWE-345
CAPEC: 🔍
ATT&CK: 🔍
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: Thunderbird 91.11/102
Timeline
05/26/2022 🔍06/28/2022 🔍
06/28/2022 🔍
09/30/2022 🔍
10/26/2022 🔍
Sources
Vendor: mozilla.orgAdvisory: Bug 1757604
Researcher: Gertjan
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2022-31744 (🔍)
Entry
Created: 09/30/2022 10:56Updated: 10/26/2022 18:04
Changes: 09/30/2022 10:56 (17), 09/30/2022 10:59 (29), 10/26/2022 18:04 (1)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.