High severity · published Jun 5, 2020
CVE-2020-12723
regcomp.c in Perl before 5.30.3 allows a buffer overflow via a crafted regular expression because of recursive S_study_chunk calls
7.5
CVSS
6%
EPSS
No
On KEV
Description
regcomp.c in Perl before 5.30.3 allows a buffer overflow via a crafted regular expression because of recursive S_study_chunk calls.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)6.0% · higher than 93% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CB
Communications Billing And Revenue Management · Oracle
12.0.0.2.0; 12.0.0.3.0 · source: NVD
CD
Communications Diameter Signaling Router · Oracle
8.0.0 through 8.5.0 · source: NVD
CE
Communications Eagle Application Processor · Oracle
16.1.0 through 16.4.0 · source: NVD
CE
Communications Eagle Lnp Application Processor · Oracle
10.1; 10.2 · source: NVD
CL
Communications Lsms · Oracle
13.1 through 13.4 · source: NVD
CO
Communications Offline Mediation Controller · Oracle
12.0.0.3.0 · source: NVD
CP
Communications Performance Intelligence Center · Oracle
10.3.0.0.0 through 10.3.0.2.1; 10.4.0.1.0 through 10.4.0.3.1 · source: NVD
CM
Configuration Manager · Oracle
12.1.2.0.8 · source: NVD
EM
Enterprise Manager Base Platform · Oracle
13.4.0.0 · source: NVD
FE
Fedora · Fedoraproject
31 · source: NVD
LE
Leap · Opensuse
15.1 · source: NVD
OW
Oncommand Workflow Automation · Netapp
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-12723
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-12723
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00044.html
Third Party Advisory
https://github.com/Perl/perl5/blob/blead/pod/perl5303delta.pod
Patch
https://github.com/Perl/perl5/compare/v5.30.2...v5.30.3
Third Party Advisory
https://github.com/Perl/perl5/issues/16947
Third Party Advisory
https://github.com/Perl/perl5/issues/17743
Patch
https://github.com/perl/perl5/commit/66bbb51b93253a3f87d11c2695cfb7bdb782184a
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