perl: out-of-bounds read and buffer overflow in functions VDir::MapPathA and VDir::MapPathW via a crafted drive letter or a pInName argument
Published Feb 7, 2017
9.8
CRITICALCVSS 3.0
EPSS 4.62%
Description
The VDir::MapPathA and VDir::MapPathW functions in Perl 5.22 allow remote attackers to cause a denial of service (out-of-bounds read) and possibly execute arbitrary code via a crafted (1) drive letter or (2) pInName argument.
Affected products
No data.
No data.
Red Hat Enterprise Linux 5
perl
Not affected
Red Hat Enterprise Linux 6
perl
Not affected
Red Hat Enterprise Linux 7
perl
Not affected
Red Hat Enterprise Linux 8
perl
Not affected
Red Hat Enterprise Linux 8
perl:5.24/perl
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | perl | Not affected | n/a |
| Red Hat Enterprise Linux 6 | perl | Not affected | n/a |
| Red Hat Enterprise Linux 7 | perl | Not affected | n/a |
| Red Hat Enterprise Linux 8 | perl | Not affected | n/a |
| Red Hat Enterprise Linux 8 | perl:5.24/perl | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This is a Microsoft Windows only flaw in perl as mentioned in the original report at: https://github.com/Perl/perl5/issues/15067#issuecomment-544077033
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:H/I:H/A:H
AV:N/AC:L/Au:N/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
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 | 4.62% (0.04623) | 91.41th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.62% (0.04623) | 90.48th | v5 (v2026.06.15) |
| Mar 30, 2025 | 2.19% (0.02186) | 82.89th | v4 (v2025.03.14) |
| Mar 29, 2025 | 10.91% (0.10914) | 88.95th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.19% (0.02186) | 83.22th | v4 (v2025.03.14) |
| Dec 12, 2024 | 5.47% (0.05468) | 93.47th | v3 (v2023.03.01) |
| Nov 29, 2023 | 5.47% (0.05468) | 92.39th | v3 (v2023.03.01) |
| Mar 7, 2023 | 5.01% (0.05012) | 91.60th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.79% (0.03795) | 85.54th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.79% (0.03795) | 84.06th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.79% (0.03795) | 67.25th | v2 (v2022.01.01) |
References (8)
- http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html x_refsource_CONFIRM
- https://access.redhat.com/security/cve/CVE-2015-8608 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1857318 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2015-8608
- https://packetstormsecurity.com/files/136649/Perl-5.22-VDir-MapPathA-W-Out-Of-Bounds-Reads-Buffer-Over-Reads.html x_refsource_MISCExploitThird Party Advisory
- https://rt.perl.org/Public/Bug/Display.html?id=126755 x_refsource_CONFIRMExploitIssue TrackingPatchVendor Advisory
- https://www.cve.org/CVERecord?id=CVE-2015-8608
- https://www.oracle.com/security-alerts/cpujul2020.html x_refsource_MISC
| Link | Providers | Tags |
|---|---|---|
| http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html | x_refsource_CONFIRM | |
| https://access.redhat.com/security/cve/CVE-2015-8608 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1857318 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2015-8608 | ||
| https://packetstormsecurity.com/files/136649/Perl-5.22-VDir-MapPathA-W-Out-Of-Bounds-Reads-Buffer-Over-Reads.html | x_refsource_MISCExploitThird Party Advisory | |
| https://rt.perl.org/Public/Bug/Display.html?id=126755 | x_refsource_CONFIRMExploitIssue TrackingPatchVendor Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2015-8608 | ||
| https://www.oracle.com/security-alerts/cpujul2020.html | x_refsource_MISC |
Change history (0)
No recorded changes yet.