A missing release of memory after its effective lifetime vulnerability in the Webmail of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6 may allow an unauthenticated remote attacker to exhaust available memory via specifically crafted login requests
Published Jul 12, 2021
7.5
HIGHCVSS 3.1
EPSS 1.33%
Description
A missing release of memory after its effective lifetime vulnerability in the Webmail of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6 may allow an unauthenticated remote attacker to exhaust available memory via specifically crafted login requests.
Affected products
-
- Version FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Fortinet | Fortinet FortiMail | n/a |
|
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1 other source (CVE.org) ▾
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
YesTechnical Impact
PartialDecision
n/aAssessed Oct 23, 2024 · SSVC 2.0.3
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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.33% (0.01328) | 69.97th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.33% (0.01328) | 67.21th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.34% (0.00341) | 54.62th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.21% (0.00206) | 59.51th | v3 (v2023.03.01) |
| Mar 27, 2024 | 0.21% (0.00206) | 57.97th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.18% (0.00178) | 53.21th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.05% (0.01055) | 52.13th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.05% (0.01055) | 48.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.46% (0.05463) | 76.57th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.44% (0.02445) | 54.79th | v1 |
| Jan 6, 2022 | 2.44% (0.02445) | 54.36th | v1 |
| Jan 5, 2022 | 0.56% (0.00556) | 34.90th | v5 (v2026.06.15) |
| Jul 13, 2021 | 0.56% (0.00556) | 0.00th | v1 |
References (1)
- https://fortiguard.com/advisory/FG-IR-21-042 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://fortiguard.com/advisory/FG-IR-21-042 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.