SquirrelMail: Directory traversal flaw in Deliver.class.php can allow a remote attacker to retrieve or delete arbitrary files
Published Mar 17, 2018
8.8
HIGHCVSS 3.0
EPSS 4.21%
Description
A directory traversal flaw in SquirrelMail 1.4.22 allows an authenticated attacker to exfiltrate (or potentially delete) files from the hosting server, related to ../ in the att_local_name field in Deliver.class.php.
Affected products
No data.
Configuration 1
- 1.4.22
Configuration 2
- 7.0
- 8.0
No data.
Red Hat Enterprise Linux 5
squirrelmail
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | squirrelmail | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Red Hat Enterprise Linux 5 is now in Extended Life Phase of the support and maintenance life cycle. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life cycle: https://access.redhat.com/support/policy/updates/errata/.
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:L/UI:N/S:U/C:H/I:H/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
AV:N/AC:L/Au:S/C:P/I:P/A:P
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 v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (29 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.21% (0.04213) | 90.67th | v5 (v2026.06.15) |
| Aug 28, 2026 | 3.22% (0.03224) | 87.33th | v5 (v2026.06.15) |
| Aug 24, 2026 | 4.29% (0.04293) | 90.36th | v5 (v2026.06.15) |
| Aug 23, 2026 | 3.25% (0.03245) | 87.37th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.45% (0.04451) | 90.15th | v5 (v2026.06.15) |
| Nov 21, 2025 | 1.74% (0.01736) | 81.90th | v4 (v2025.03.14) |
| Nov 18, 2025 | 6.75% (0.06748) | 90.37th | v4 (v2025.03.14) |
| Jul 12, 2025 | 1.83% (0.01828) | 82.11th | v4 (v2025.03.14) |
| Mar 30, 2025 | 5.55% (0.05546) | 89.31th | v4 (v2025.03.14) |
| Mar 29, 2025 | 8.12% (0.08120) | 86.68th | v4 (v2025.03.14) |
| Mar 17, 2025 | 5.10% (0.05105) | 89.08th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.32% (0.00322) | 71.48th | v3 (v2023.03.01) |
| Jun 20, 2024 | 0.34% (0.00335) | 71.36th | v3 (v2023.03.01) |
| May 12, 2024 | 0.32% (0.00322) | 70.45th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.35% (0.00347) | 70.88th | v3 (v2023.03.01) |
| Oct 11, 2023 | 0.35% (0.00347) | 68.40th | v3 (v2023.03.01) |
| Sep 17, 2023 | 0.44% (0.00442) | 71.84th | v3 (v2023.03.01) |
| Aug 8, 2023 | 0.63% (0.00626) | 76.21th | v3 (v2023.03.01) |
| Jul 8, 2023 | 0.51% (0.00512) | 73.45th | v3 (v2023.03.01) |
| Mar 11, 2023 | 0.57% (0.00570) | 74.51th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.44% (0.00441) | 70.84th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.28% (0.01282) | 68.34th | v2 (v2022.01.01) |
| Feb 22, 2023 | 1.28% (0.01282) | 68.05th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.28% (0.01282) | 65.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.28% (0.01282) | 41.72th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.07% (0.02069) | 50.36th | v1 |
| Jan 6, 2022 | 2.07% (0.02069) | 49.86th | v1 |
| Sep 1, 2021 | 2.07% (0.02069) | 77.27th | v1 |
| Apr 14, 2021 | 2.07% (0.02069) | 0.00th | v1 |
References (13)
- http://www.openwall.com/lists/oss-security/2018/03/17/2 x_refsource_MISCMailing ListThird Party Advisory
- http://www.securitytracker.com/id/1040554 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2018-8741 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1557840 Issue Tracking
- https://gist.github.com/hannob/3c4f86863c418930ad08853c1109364e x_refsource_MISCPatchThird Party Advisory
- https://insinuator.net/2018/03/squirrelmail-full-disclosure-troopers18/ x_refsource_MISCPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/04/msg00012.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CVXTYMZ35IC5KPNMAE6BWAQWURMX7KZO/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T5FP5O562A4FM5TCFNEW73SS6PZONSAC/ vendor-advisoryx_refsource_FEDORA
- https://nvd.nist.gov/vuln/detail/CVE-2018-8741
- https://paste.pound-python.org/show/OjSLiFTxiBrTk63jqEUu/ x_refsource_MISCThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2018-8741
- https://www.debian.org/security/2018/dsa-4168 vendor-advisoryx_refsource_DEBIANThird Party Advisory
Change history (0)
No recorded changes yet.