An issue was discovered in Enigmail before 1.9.9
Published Dec 22, 2017
7.5
HIGHCVSS 3.0
EPSS 1.84%
Description
An issue was discovered in Enigmail before 1.9.9. In a variant of CVE-2017-17847, signature spoofing is possible for multipart/related messages because a signed message part can be referenced with a cid: URI but not actually displayed. In other words, the entire containing message appears to be signed, but the recipient does not see any of the signed text.
Affected products
No data.
Configuration 2
- 7.0
- 8.0
- 9.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
AV:N/AC:L/Au:N/C:N/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.84% (0.01843) | 78.24th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.84% (0.01843) | 76.17th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.48% (0.00484) | 63.24th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.06% (0.01062) | 84.80th | v3 (v2023.03.01) |
| Feb 17, 2024 | 1.06% (0.01062) | 83.71th | v3 (v2023.03.01) |
| Jul 18, 2023 | 0.95% (0.00946) | 81.05th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.03% (0.02030) | 87.13th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.54% (0.01537) | 74.52th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.54% (0.01537) | 51.33th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.07% (0.02069) | 50.36th | v5 (v2026.06.15) |
| Apr 14, 2021 | 2.07% (0.02069) | 0.00th | v1 |
References (9)
- 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://lists.debian.org/debian-lts-announce/2017/12/msg00021.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://lists.debian.org/debian-security-announce/2017/msg00333.html x_refsource_MISCMailing ListThird Party Advisory
- https://sourceforge.net/p/enigmail/bugs/709/ x_refsource_MISCThird Party Advisory
- https://www.debian.org/security/2017/dsa-4070 vendor-advisoryx_refsource_DEBIANThird Party 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://lists.debian.org/debian-lts-announce/2017/12/msg00021.html | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| https://lists.debian.org/debian-security-announce/2017/msg00333.html | x_refsource_MISCMailing ListThird Party Advisory | |
| https://sourceforge.net/p/enigmail/bugs/709/ | x_refsource_MISCThird Party Advisory | |
| https://www.debian.org/security/2017/dsa-4070 | vendor-advisoryx_refsource_DEBIANThird Party Advisory |
Change history (0)
No recorded changes yet.