perl: File:: Temp insecure temporary file handling
Published Jan 31, 2020
3.3
LOWCVSS 3.1
EPSS 0.52%
Description
_is_safe in the File::Temp module for Perl does not properly handle symlinks.
Affected products
-
- Version unknownStatusaffectedConstraints-
- 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 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| File::Temp | File::Temp | n/a |
|
No data.
Red Hat Enterprise Linux 4
perl
Will not fix
Red Hat Enterprise Linux 5
perl
Will not fix
Red Hat Enterprise Linux 6
perl
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | perl | Will not fix | n/a |
| Red Hat Enterprise Linux 5 | perl | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | perl | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Red Hat Product Security has rated this issue as having Low security impact. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
No CVSS v3.0 score for this CVE.
AV:L/AC:M/Au:S/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
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.52% (0.00520) | 42.05th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.52% (0.00520) | 39.82th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.81% (0.00815) | 72.62th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.24% (0.00243) | 64.84th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.24% (0.00243) | 63.39th | v3 (v2023.03.01) |
| May 8, 2023 | 0.24% (0.00243) | 60.67th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.18% (0.00184) | 53.94th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.02% (0.01018) | 38.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
References (9)
- http://www.openwall.com/lists/oss-security/2011/11/04/2 x_refsource_MISCMailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2011/11/04/4 x_refsource_MISCMailing ListThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2011-4116 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=753970 Issue Tracking
- https://github.com/Perl-Toolchain-Gang/File-Temp/issues/14 x_refsource_MISCExploitThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2011-4116
- https://rt.cpan.org/Public/Bug/Display.html?id=69106 x_refsource_MISCIssue TrackingPatchVendor Advisory
- https://seclists.org/oss-sec/2011/q4/238 x_refsource_MISCMailing ListThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2011-4116
| Link | Providers | Tags |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2011/11/04/2 | x_refsource_MISCMailing ListThird Party Advisory | |
| http://www.openwall.com/lists/oss-security/2011/11/04/4 | x_refsource_MISCMailing ListThird Party Advisory | |
| https://access.redhat.com/security/cve/CVE-2011-4116 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=753970 | Issue Tracking | |
| https://github.com/Perl-Toolchain-Gang/File-Temp/issues/14 | x_refsource_MISCExploitThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2011-4116 | ||
| https://rt.cpan.org/Public/Bug/Display.html?id=69106 | x_refsource_MISCIssue TrackingPatchVendor Advisory | |
| https://seclists.org/oss-sec/2011/q4/238 | x_refsource_MISCMailing ListThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2011-4116 |
Change history (0)
No recorded changes yet.