HIGH
MailMate before 1.11.3 mishandles a suspicious HTML/MIME structure in a signed/encrypted email
Published Feb 11, 2019
7.5
HIGHCVSS 3.0
EPSS 2.44%
Description
MailMate before 1.11.3 mishandles a suspicious HTML/MIME structure in a signed/encrypted email.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
7.5 HIGH NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact High
Availability Impact None
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.44% 0.02445
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02445
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.44% (0.02445) | 83.76th | v5 (v2026.06.15) |
| Sep 20, 2026 | 2.44% (0.02445) | 83.61th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.55% (0.00546) | 77.64th | v3 (v2023.03.01) |
| Jul 4, 2024 | 0.55% (0.00546) | 77.56th | v3 (v2023.03.01) |
| Mar 11, 2024 | 0.61% (0.00614) | 78.20th | v3 (v2023.03.01) |
| Feb 5, 2024 | 0.62% (0.00623) | 76.73th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.75% (0.00749) | 78.65th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.79% (0.00787) | 78.71th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.45% (0.01454) | 32.67th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.45% (0.01454) | 0.00th | v1 |
Weaknesses (1)
References (6)
- http://packetstormsecurity.com/files/152703/Johnny-You-Are-Fired.html x_refsource_MISCThird Party AdvisoryVDB Entry
- http://seclists.org/fulldisclosure/2019/Apr/38 mailing-listx_refsource_FULLDISCMailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2019/04/30/4 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://github.com/RUB-NDS/Johnny-You-Are-Fired x_refsource_MISC
- https://github.com/RUB-NDS/Johnny-You-Are-Fired/blob/master/paper/johnny-fired.pdf x_refsource_MISC
- https://updates.mailmate-app.com/release_notes x_refsource_MISCRelease NotesVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/152703/Johnny-You-Are-Fired.html | x_refsource_MISCThird Party AdvisoryVDB Entry | |
| http://seclists.org/fulldisclosure/2019/Apr/38 | mailing-listx_refsource_FULLDISCMailing ListThird Party Advisory | |
| http://www.openwall.com/lists/oss-security/2019/04/30/4 | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| https://github.com/RUB-NDS/Johnny-You-Are-Fired | x_refsource_MISC | |
| https://github.com/RUB-NDS/Johnny-You-Are-Fired/blob/master/paper/johnny-fired.pdf | x_refsource_MISC | |
| https://updates.mailmate-app.com/release_notes | x_refsource_MISCRelease NotesVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Feb 11, 2019
Updated Aug 5, 2024
Reserved Aug 20, 2018
Link CVE-2018-15588
CISA Vulnrichment
Updated n/a