Vulnerability Details : 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 category: OverflowMemory Corruption
Products affected by CVE-2020-14393
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:perl:database_interface:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-14393
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-14393
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.6
|
LOW | AV:L/AC:L/Au:N/C:N/I:P/A:P |
3.9
|
4.9
|
NIST | |
|
7.1
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H |
1.8
|
5.2
|
NIST |
CWE ids for CVE-2020-14393
-
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).Assigned by: secalert@redhat.com (Secondary)
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by:
- nvd@nist.gov (Primary)
- secalert@redhat.com (Secondary)
References for CVE-2020-14393
-
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00074.html
[security-announce] openSUSE-SU-2020:1502-1: important: Security updateBroken Link
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JXLKODJ7B57GITDEZZXNSHPK4VBYXYHR/
[SECURITY] Fedora 31 Update: perl-DBI-1.643-3.fc31 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2020/09/msg00026.html
[SECURITY] [DLA 2386-1] libdbi-perl security updateMailing List;Third Party Advisory
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https://bugzilla.redhat.com/show_bug.cgi?id=1877409
1877409 – (CVE-2020-14393) CVE-2020-14393 perl-dbi: Buffer overflow on an overlong DBD class nameIssue Tracking;Patch;Third Party Advisory
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https://metacpan.org/pod/distribution/DBI/Changes#Changes-in-DBI-1.643
DBI::Changes - List of significant changes to the DBI - metacpan.orgRelease Notes;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00067.html
[security-announce] openSUSE-SU-2020:1483-1: important: Security updateThird Party Advisory
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