Buffer overflow in Perl Database Interface
CVE-2020-14393
A buffer overflow was found in perl-DBI < 1.643 in DBI.xs. A local attacker who is able to supply a string longer than 300 characters could cause an out-of-bounds write, affecting the availability of the service or integrity of data.
Vulnerability class: Buffer Overflow
EPSS: 0.006 (45.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.
Affected products
- Perl Database_interface
- Debian Debian_linux — versions 9.0
- Fedoraproject Fedora — versions 31
- Opensuse Leap — versions 15.2
- N/a Perl-dbi — versions perl-DBI before version 1.643
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC, Release Notes)
- secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_SUSE)
- secalert@redhat.com (vendor-advisory, Broken Link, x_refsource_SUSE)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-14393?
- CVE-2020-14393 is a high-severity vulnerability in Perl Database Interface, classified under Stack-based Buffer Overflow. CVSS score: 7.1/10. Published 2020-09-16.
- How severe is CVE-2020-14393?
- High severity. CVSS v3 base score is 7.1 out of 10.
- Is CVE-2020-14393 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.