Vulnerability Report

CVE-2018-20346

RCE

Title: Google Chrome RCE

RCE

Proof Of Concept

No public PoC currently indexed for CVE-2018-20346.

CWE Category CWE-190
Published Date Dec 21, 2018
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 8.1 CVSS v3.0
Exploit Probability (EPSS)
9.86%

Vulnerability Summary

CVE-2018-20346: SQLite before 3.25.3, when the FTS3 extension is enabled, encounters an integer overflow (and resultant buffer overflow) for FTS3 queries that occur after crafted changes to FTS3 shadow tables, allowing remote attackers to execute arbitrary code by leveraging the ability to run arbitrary SQL statements (such as in certain WebSQL use cases), aka Magellan.

Impacted Vendors

T
techland 1
G
google 1
S
sqlite 1

Reference Links

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00040.html http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00070.html http://www.securityfocus.com/bid/106323 https://access.redhat.com/articles/3758321 https://blade.tencent.com/magellan/index_en.html https://bugzilla.redhat.com/show_bug.cgi?id=1659379 https://bugzilla.redhat.com/show_bug.cgi?id=1659677 https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html https://chromium.googlesource.com/chromium/src/+/c368e30ae55600a1c3c9cb1710a54f9c55de786e https://crbug.com/900910 https://github.com/zhuowei/worthdoingbadly.com/blob/master/_posts/2018-12-14-sqlitebug.html https://kc.mcafee.com/corporate/index?page=content&id=SB10365 https://lists.debian.org/debian-lts-announce/2018/12/msg00012.html https://lists.debian.org/debian-lts-announce/2020/08/msg00037.html https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PU4NZ6DDU4BEM3ACM3FM6GLEPX56ZQXK/ https://news.ycombinator.com/item?id=18685296 https://security.gentoo.org/glsa/201904-21 https://sqlite.org/src/info/940f2adc8541a838 https://sqlite.org/src/info/d44318f59044162e https://support.apple.com/HT209443 https://support.apple.com/HT209446 https://support.apple.com/HT209447 https://support.apple.com/HT209448 https://support.apple.com/HT209450 https://support.apple.com/HT209451 https://usn.ubuntu.com/4019-1/ https://usn.ubuntu.com/4019-2/ https://worthdoingbadly.com/sqlitebug/ https://www.freebsd.org/security/advisories/FreeBSD-EN-19:03.sqlite.asc https://www.mail-archive.com/sqlite-users%40mailinglists.sqlite.org/msg113218.html https://www.oracle.com/security-alerts/cpuapr2020.html https://www.sqlite.org/releaselog/3_25_3.html https://www.synology.com/security/advisory/Synology_SA_18_61 http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00040.html http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00070.html http://www.securityfocus.com/bid/106323 https://access.redhat.com/articles/3758321 https://blade.tencent.com/magellan/index_en.html https://bugzilla.redhat.com/show_bug.cgi?id=1659379 https://bugzilla.redhat.com/show_bug.cgi?id=1659677 https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html https://chromium.googlesource.com/chromium/src/+/c368e30ae55600a1c3c9cb1710a54f9c55de786e https://crbug.com/900910 https://github.com/zhuowei/worthdoingbadly.com/blob/master/_posts/2018-12-14-sqlitebug.html https://kc.mcafee.com/corporate/index?page=content&id=SB10365 https://lists.debian.org/debian-lts-announce/2018/12/msg00012.html https://lists.debian.org/debian-lts-announce/2020/08/msg00037.html https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PU4NZ6DDU4BEM3ACM3FM6GLEPX56ZQXK/ https://news.ycombinator.com/item?id=18685296 https://security.gentoo.org/glsa/201904-21 https://sqlite.org/src/info/940f2adc8541a838 https://sqlite.org/src/info/d44318f59044162e https://support.apple.com/HT209443 https://support.apple.com/HT209446 https://support.apple.com/HT209447 https://support.apple.com/HT209448 https://support.apple.com/HT209450 https://support.apple.com/HT209451 https://usn.ubuntu.com/4019-1/ https://usn.ubuntu.com/4019-2/ https://worthdoingbadly.com/sqlitebug/ https://www.freebsd.org/security/advisories/FreeBSD-EN-19:03.sqlite.asc https://www.mail-archive.com/sqlite-users%40mailinglists.sqlite.org/msg113218.html https://www.oracle.com/security-alerts/cpuapr2020.html https://www.sqlite.org/releaselog/3_25_3.html https://www.synology.com/security/advisory/Synology_SA_18_61
CVSS v3.0
Source Entity [email protected]
Severity HIGH
8.1
Attack Vector
NETWORK
Complexity
HIGH
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
6.8
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2018-20346 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity HIGH
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.