CVE-2018-18311

perl: Integer overflow leading to buffer overflow in Perl_my_setenv()

Severity Score

9.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Perl before 5.26.3 and 5.28.x before 5.28.1 has a buffer overflow via a crafted regular expression that triggers invalid write operations.

Perl, en versiones anteriores a la 5.26.3 y versiones 5.28.0.x anteriores a la 5.28.1, tiene un desbordamiento de búfer mediante una expresión regular manipulada que desencadena operaciones inválidas de escritura.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2018-10-14 CVE Reserved
2018-11-30 CVE Published
2024-07-02 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE-190: Integer Overflow or Wraparound
CWE-787: Out-of-bounds Write

CAPEC

References (29)

URL	Tag	Source
http://seclists.org/fulldisclosure/2019/Mar/49	Mailing List
http://www.securityfocus.com/bid/106145	Third Party Advisory
http://www.securitytracker.com/id/1042181	Third Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10278	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00039.html	Mailing List
https://metacpan.org/changes/release/SHAY/perl-5.26.3	Third Party Advisory
https://metacpan.org/changes/release/SHAY/perl-5.28.1	Third Party Advisory
https://rt.perl.org/Ticket/Display.html?id=133204	Issue Tracking
https://seclists.org/bugtraq/2019/Mar/42	Mailing List
https://security.netapp.com/advisory/ntap-20190221-0003	Third Party Advisory
https://support.apple.com/kb/HT209600	Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2020.html	X_refsource_misc
https://www.oracle.com/security-alerts/cpujul2020.html	X_refsource_misc
https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html	X_refsource_misc

URL	Date	SRC

URL	Date	SRC
https://bugzilla.redhat.com/show_bug.cgi?id=1646730	2019-08-07
https://github.com/Perl/perl5/commit/34716e2a6ee2af96078d62b065b7785c001194be	2023-11-07

URL	Date	SRC
https://access.redhat.com/errata/RHBA-2019:0327	2023-11-07
https://access.redhat.com/errata/RHSA-2019:0001	2023-11-07
https://access.redhat.com/errata/RHSA-2019:0010	2023-11-07
https://access.redhat.com/errata/RHSA-2019:0109	2023-11-07
https://access.redhat.com/errata/RHSA-2019:1790	2023-11-07
https://access.redhat.com/errata/RHSA-2019:1942	2023-11-07
https://access.redhat.com/errata/RHSA-2019:2400	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RWQGEB543QN7SSBRKYJM6PSOC3RLYGSM	2023-11-07
https://security.gentoo.org/glsa/201909-01	2023-11-07
https://usn.ubuntu.com/3834-1	2023-11-07
https://usn.ubuntu.com/3834-2	2023-11-07
https://www.debian.org/security/2018/dsa-4347	2023-11-07
https://access.redhat.com/security/cve/CVE-2018-18311	2019-08-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Perl Search vendor "Perl"		Perl Search vendor "Perl" for product "Perl"				< 5.26.3 Search vendor "Perl" for product "Perl" and version " < 5.26.3"		-		Affected
Perl Search vendor "Perl"		Perl Search vendor "Perl" for product "Perl"				>= 5.28.0 < 5.28.1 Search vendor "Perl" for product "Perl" and version " >= 5.28.0 < 5.28.1"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				12.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "12.04"		esm		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				14.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "14.04"		lts		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04"		lts		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				18.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "18.04"		lts		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				18.10 Search vendor "Canonical" for product "Ubuntu Linux" and version "18.10"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				8.0 Search vendor "Debian" for product "Debian Linux" and version "8.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected
Netapp Search vendor "Netapp"		E-series Santricity Os Controller Search vendor "Netapp" for product "E-series Santricity Os Controller"				-		-		Affected
Netapp Search vendor "Netapp"		Snap Creator Framework Search vendor "Netapp" for product "Snap Creator Framework"				-		-		Affected
Netapp Search vendor "Netapp"		Snapcenter Search vendor "Netapp" for product "Snapcenter"				-		-		Affected
Netapp Search vendor "Netapp"		Snapdriver Search vendor "Netapp" for product "Snapdriver"				-		unix		Affected
Redhat Search vendor "Redhat"		Openshift Container Platform Search vendor "Redhat" for product "Openshift Container Platform"				3.11 Search vendor "Redhat" for product "Openshift Container Platform" and version "3.11"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"				6.0 Search vendor "Redhat" for product "Enterprise Linux" and version "6.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"				7.0 Search vendor "Redhat" for product "Enterprise Linux" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"				7.4 Search vendor "Redhat" for product "Enterprise Linux" and version "7.4"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"				7.5 Search vendor "Redhat" for product "Enterprise Linux" and version "7.5"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"				7.6 Search vendor "Redhat" for product "Enterprise Linux" and version "7.6"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Desktop Search vendor "Redhat" for product "Enterprise Linux Desktop"				7.0 Search vendor "Redhat" for product "Enterprise Linux Desktop" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Eus Search vendor "Redhat" for product "Enterprise Linux Eus"				7.6 Search vendor "Redhat" for product "Enterprise Linux Eus" and version "7.6"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Search vendor "Redhat" for product "Enterprise Linux Server"				7.0 Search vendor "Redhat" for product "Enterprise Linux Server" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Aus Search vendor "Redhat" for product "Enterprise Linux Server Aus"				7.6 Search vendor "Redhat" for product "Enterprise Linux Server Aus" and version "7.6"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Tus Search vendor "Redhat" for product "Enterprise Linux Server Tus"				7.6 Search vendor "Redhat" for product "Enterprise Linux Server Tus" and version "7.6"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Workstation Search vendor "Redhat" for product "Enterprise Linux Workstation"				7.0 Search vendor "Redhat" for product "Enterprise Linux Workstation" and version "7.0"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				< 10.14.4 Search vendor "Apple" for product "Mac Os X" and version " < 10.14.4"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				29 Search vendor "Fedoraproject" for product "Fedora" and version "29"		-		Affected
Mcafee Search vendor "Mcafee"		Web Gateway Search vendor "Mcafee" for product "Web Gateway"				>= 7.7.2 < 7.7.2.21 Search vendor "Mcafee" for product "Web Gateway" and version " >= 7.7.2 < 7.7.2.21"		-		Affected
Mcafee Search vendor "Mcafee"		Web Gateway Search vendor "Mcafee" for product "Web Gateway"				>= 7.8.2 < 7.8.2.8 Search vendor "Mcafee" for product "Web Gateway" and version " >= 7.8.2 < 7.8.2.8"		-		Affected
Mcafee Search vendor "Mcafee"		Web Gateway Search vendor "Mcafee" for product "Web Gateway"				>= 8.0.0 < 8.1.1 Search vendor "Mcafee" for product "Web Gateway" and version " >= 8.0.0 < 8.1.1"		-		Affected