Crafted message headers can cause a Thunderbird process to hang on receiving the message. This vulnerability affects Thunderbird ESR < 52.8 and Thunderbird < 52.8.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2018-5161 from the MITRE CVE dictionary dictionary and NIST NVD.
| CVSS3 Base Score | 4.3 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L |
| Attack Vector | Network |
| Attack Complexity | Low |
| Privileges Required | None |
| User Interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity Impact | None |
| Availability Impact | Low |
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 7 (thunderbird) | RHSA-2018:1725 | 2018-05-24 |
| Red Hat Enterprise Linux 6 (thunderbird) | RHSA-2018:1726 | 2018-05-24 |
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