Input validation error - CVE-2015-8607
Published: January 13, 2016 / Updated: August 3, 2020
Vulnerability identifier: #VU33076
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2015-8607
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
The canonpath function in the File::Spec module in PathTools before 3.62, as used in Perl, does not properly preserve the taint attribute of data, which might allow context-dependent attackers to bypass the taint protection mechanism via a crafted string.
Affected software
perl-pathtools (Alpine package)
kamailio (Alpine package)
perl-PathTools
Fedora
kamailio (Alpine package)
perl-PathTools
Fedora
How to mitigate CVE-2015-8607
Install update from vendor's website.
perl-pathtools (Alpine package) - addressed in versions 3.62-r0, 3.62-r1
kamailio (Alpine package) - update to 4.1.5-r4
perl-PathTools - addressed in versions 3.47-312.fc22, 3.60-2.fc23
kamailio (Alpine package) - update to 4.1.5-r4
perl-PathTools - addressed in versions 3.47-312.fc22, 3.60-2.fc23
External References
- http://cpansearch.perl.org/src/RJBS/PathTools-3.62/Changes
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175494.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176228.html
- http://lists.opensuse.org/opensuse-updates/2016-03/msg00112.html
- http://www.debian.org/security/2016/dsa-3441
- http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
- http://www.securityfocus.com/bid/80504
- http://www.securitytracker.com/id/1034772
- http://www.ubuntu.com/usn/USN-2878-1
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731
- https://rt.perl.org/Public/Bug/Display.html?id=126862
- https://security.gentoo.org/glsa/201701-75
- https://www.oracle.com/security-alerts/cpujul2020.html