CVE-2020-14393: Buffer Overflow
First published: Wed Sep 09 2020(Updated: )
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.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/perl-DBI | <1.643 | 1.643 |
| Perl Database Interface | <1.643 | |
| openSUSE Leap | =15.2 | |
| Debian Debian Linux | =9.0 | |
| Fedoraproject Fedora | =31 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00067.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00074.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1877409
- https://lists.debian.org/debian-lts-announce/2020/09/msg00026.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JXLKODJ7B57GITDEZZXNSHPK4VBYXYHR/
- https://metacpan.org/pod/distribution/DBI/Changes#Changes-in-DBI-1.643
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JXLKODJ7B57GITDEZZXNSHPK4VBYXYHR/
- https://github.com/perl5-dbi/dbi/commit/36f2a2c5fea36d7d47d6871e420286643460e71b
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1877410
Frequently Asked Questions
What is CVE-2020-14393?
CVE-2020-14393 is a buffer overflow vulnerability found in perl-DBI < 1.643 in DBI.xs.
How does CVE-2020-14393 affect the service?
A local attacker who can supply a string longer than 300 characters could cause an out-of-bounds write, affecting the availability of the service or integrity of data.
What is the severity of CVE-2020-14393?
CVE-2020-14393 has a severity value of 7.1 (high).
Which software versions are affected by CVE-2020-14393?
perl-DBI < 1.643 is affected by CVE-2020-14393.
How do I fix CVE-2020-14393?
Update perl-DBI to version 1.643 or higher to fix CVE-2020-14393.
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