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CVE-2015-8607

20
FAUCET Score

CVE-2015-8607 describes a vulnerability in the canonpath function of the File::Spec module (PathTools) used in Perl, affecting various distributions including Canonical and Debian Linux. This flaw allows context-dependent attackers to bypass Perl's taint protection mechanism by crafting specific strings, as the taint attribute of data is not properly preserved. Rated with a CVSS score of 7.3 (HIGH), this vulnerability has a network attack vector with low attack complexity, requiring no user interaction. Successful exploitation could lead to low impacts on confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, and no public exploit code (Metasploit, Nuclei, ExploitDB) is available. The vulnerability has received minimal community discussion and media coverage, suggesting a low level of public awareness or concern.

Impacted Technologies

VendorProductVersion(s)CPE
15.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*
15.10CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
<= 3.61CPE matchmatch criteria
cpe:2.3:a:perl:pathtools:*:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.3HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
3.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
3.12%
Probability of exploitation in next 30 days
EPSS Percentile
86.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0312 is in the 76th percentile among its peer group of 51,485 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

redhatend of lifevia redhat_api
Product: Red Hat Software CollectionsFixed in: rh-perl520-perl-PathTools

Vendor Advisories (1)

redhatCVE-2015-8607Moderate

perl-PathTools: Taint propagation flaw in canonpath()

Jan 11, 2016

References

cpansearch.perl.org / src/RJBS/PathTools-3.62/Changes
lists.fedoraproject.org / pipermail/package-announce/2016-January/175494.html
lists.fedoraproject.org / pipermail/package-announce/2016-January/176228.html
lists.opensuse.org / opensuse-updates/2016-03/msg00112.html
h20566.www2.hpe.com / portal/site/hpsc/public/kb/docDisplay
rt.perl.org / Public/Bug/Display.html
Vendor Advisory
security.gentoo.org / glsa/201701-75
oracle.com / security-alerts/cpujul2020.html
debian.org / security/2016/dsa-3441
oracle.com / technetwork/security-advisory/cpujul2017-3236622.html
securityfocus.com / bid/80504
securitytracker.com / id/1034772
ubuntu.com / usn/USN-2878-1