perl: Directory traversal in Archive::Tar
Published Jun 7, 2018
7.5
HIGHCVSS 3.0
EPSS 7.31%
Description
In Perl through 5.26.2, the Archive::Tar module allows remote attackers to bypass a directory-traversal protection mechanism, and overwrite arbitrary files, via an archive file containing a symlink and a regular file with the same name.
Affected products
No data.
Configuration 1
- 12.04
- 14.04
- 16.04
- 17.10
- 18.04
Configuration 2
- 8.0
- 9.0
Configuration 6
- n/a
- n/a
- n/a
- n/a
No data.
Red Hat Enterprise Linux 7
perl-Archive-Tar-0:1.92-3.el7
Fixed · RHSA-2019:2097
Red Hat Hardened Images
perl-main-1.03-524.1.hum1
Fixed · RHSA-2026:7604
Red Hat Enterprise Linux 5
perl-Archive-Tar
Will not fix
Red Hat Enterprise Linux 6
perl
Will not fix
Red Hat Enterprise Linux 8
perl-Archive-Tar
Not affected
Red Hat Software Collections
rh-perl520-perl-Archive-Tar
Will not fix
Red Hat Software Collections
rh-perl524-perl-Archive-Tar
Out of support scope
Red Hat Software Collections
rh-perl526-perl-Archive-Tar
Will not fix
Red Hat Software Collections
rh-perl530-perl-Archive-Tar
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | perl-Archive-Tar-0:1.92-3.el7 | Fixed | RHSA-2019:2097 |
| Red Hat Hardened Images | perl-main-1.03-524.1.hum1 | Fixed | RHSA-2026:7604 |
| Red Hat Enterprise Linux 5 | perl-Archive-Tar | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | perl | Will not fix | n/a |
| Red Hat Enterprise Linux 8 | perl-Archive-Tar | Not affected | n/a |
| Red Hat Software Collections | rh-perl520-perl-Archive-Tar | Will not fix | n/a |
| Red Hat Software Collections | rh-perl524-perl-Archive-Tar | Out of support scope | n/a |
| Red Hat Software Collections | rh-perl526-perl-Archive-Tar | Will not fix | n/a |
| Red Hat Software Collections | rh-perl530-perl-Archive-Tar | Not affected | n/a |
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
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
AV:N/AC:L/Au:N/C:N/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 (32 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 7.31% (0.07310) | 94.19th | v5 (v2026.06.15) |
| Aug 23, 2026 | 6.74% (0.06742) | 93.53th | v5 (v2026.06.15) |
| Jun 15, 2026 | 8.21% (0.08207) | 94.14th | v5 (v2026.06.15) |
| May 27, 2026 | 23.88% (0.23878) | 96.10th | v4 (v2025.03.14) |
| Dec 28, 2025 | 15.07% (0.15065) | 94.35th | v4 (v2025.03.14) |
| Dec 27, 2025 | 7.71% (0.07707) | 91.65th | v4 (v2025.03.14) |
| Nov 21, 2025 | 15.07% (0.15065) | 94.30th | v4 (v2025.03.14) |
| Nov 18, 2025 | 57.93% (0.57934) | 98.11th | v4 (v2025.03.14) |
| Oct 28, 2025 | 15.07% (0.15065) | 94.27th | v4 (v2025.03.14) |
| Oct 27, 2025 | 7.71% (0.07707) | 91.53th | v4 (v2025.03.14) |
| Oct 1, 2025 | 15.07% (0.15065) | 94.37th | v4 (v2025.03.14) |
| Jul 30, 2025 | 7.71% (0.07707) | 91.53th | v4 (v2025.03.14) |
| Jul 12, 2025 | 16.57% (0.16570) | 94.60th | v4 (v2025.03.14) |
| Jun 19, 2025 | 30.94% (0.30943) | 96.49th | v4 (v2025.03.14) |
| Mar 30, 2025 | 38.80% (0.38804) | 96.97th | v4 (v2025.03.14) |
| Mar 29, 2025 | 41.87% (0.41872) | 96.15th | v4 (v2025.03.14) |
| Mar 17, 2025 | 39.22% (0.39215) | 96.95th | v4 (v2025.03.14) |
| Dec 17, 2024 | 4.04% (0.04040) | 91.99th | v3 (v2023.03.01) |
| Sep 10, 2024 | 52.00% (0.51997) | 97.63th | v3 (v2023.03.01) |
| Aug 2, 2024 | 59.46% (0.59458) | 97.79th | v3 (v2023.03.01) |
| Oct 29, 2023 | 57.00% (0.57003) | 97.32th | v3 (v2023.03.01) |
| Jul 8, 2023 | 57.01% (0.57013) | 97.20th | v3 (v2023.03.01) |
| Jun 1, 2023 | 53.30% (0.53295) | 97.09th | v3 (v2023.03.01) |
| May 8, 2023 | 52.86% (0.52857) | 97.05th | v3 (v2023.03.01) |
| Mar 7, 2023 | 56.59% (0.56587) | 97.09th | v3 (v2023.03.01) |
| Mar 6, 2023 | 26.13% (0.26127) | 97.09th | v2 (v2022.01.01) |
| Mar 17, 2022 | 26.13% (0.26127) | 95.73th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.17% (0.02172) | 57.73th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.50% (0.00504) | 11.01th | v1 |
| Jan 6, 2022 | 0.50% (0.00504) | 10.72th | v1 |
| Sep 1, 2021 | 0.50% (0.00504) | 28.18th | v1 |
| Apr 14, 2021 | 0.50% (0.00504) | 0.00th | v1 |
References (16)
- http://seclists.org/fulldisclosure/2019/Mar/49 mailing-listx_refsource_FULLDISCMailing ListThird Party Advisory
- http://www.securityfocus.com/bid/104423 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1041048 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2019:2097 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2018-12015 Vendor Advisory
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=900834 x_refsource_CONFIRMExploitMailing ListThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1588760 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2018-12015
- https://seclists.org/bugtraq/2019/Mar/42 mailing-listx_refsource_BUGTRAQMailing ListThird Party Advisory
- https://security.netapp.com/advisory/ntap-20180927-0001/ x_refsource_CONFIRMPatchThird Party Advisory
- https://support.apple.com/kb/HT209600 x_refsource_CONFIRMThird Party Advisory
- https://usn.ubuntu.com/3684-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://usn.ubuntu.com/3684-2/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2018-12015
- https://www.debian.org/security/2018/dsa-4226 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- https://www.oracle.com/security-alerts/cpujul2020.html x_refsource_MISC
Change history (0)
No recorded changes yet.