Vulnerability Monitor

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CVE-2019-15903

In libexpat before 2.2.8, crafted XML input could fool the parser into changing from DTD parsing to document parsing too early; a consecutive call to XML_GetCurrentLineNumber (or XML_GetCurrentColumnNumber) then resulted in a heap-based buffer over-read.

Published

2019-09-04T06:15:10.877

Last Modified

2025-05-30T20:15:23.620

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-125
CWE-776
Type: Secondary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	libexpat_project	libexpat	< 2.2.8	Yes
Application	python	python	< 2.7.17	Yes
Application	python	python	< 3.5.8	Yes
Application	python	python	< 3.6.10	Yes
Application	python	python	< 3.7.5	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00080.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00081.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00000.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00002.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00003.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00013.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00016.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00017.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00018.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00019.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00008.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html Mailing List, Third Party Advisory ([email protected])
http://packetstormsecurity.com/files/154503/Slackware-Security-Advisory-expat-Updates.html Third Party Advisory, VDB Entry ([email protected])
http://packetstormsecurity.com/files/154927/Slackware-Security-Advisory-python-Updates.html Third Party Advisory, VDB Entry ([email protected])
http://packetstormsecurity.com/files/154947/Slackware-Security-Advisory-mozilla-firefox-Updates.html Third Party Advisory, VDB Entry ([email protected])
http://seclists.org/fulldisclosure/2019/Dec/23 Mailing List, Third Party Advisory ([email protected])
http://seclists.org/fulldisclosure/2019/Dec/26 Mailing List, Third Party Advisory ([email protected])
http://seclists.org/fulldisclosure/2019/Dec/27 Mailing List, Third Party Advisory ([email protected])
http://seclists.org/fulldisclosure/2019/Dec/30 Mailing List, Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2019:3210 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2019:3237 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2019:3756 Third Party Advisory ([email protected])
https://github.com/libexpat/libexpat/commit/c20b758c332d9a13afbbb276d30db1d183a85d43 Patch, Third Party Advisory ([email protected])
https://github.com/libexpat/libexpat/issues/317 Exploit, Issue Tracking, Third Party Advisory ([email protected])
https://github.com/libexpat/libexpat/issues/342 Third Party Advisory ([email protected])
https://github.com/libexpat/libexpat/pull/318 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2019/11/msg00006.html Mailing List, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2019/11/msg00017.html Mailing List, Third Party Advisory ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A4TZKPJFTURRLXIGLB34WVKQ5HGY6JJA/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BDUTI5TVQWIGGQXPEVI4T2ENHFSBMIBP/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S26LGXXQ7YF2BP3RGOWELBFKM6BHF6UG/ ([email protected])
https://seclists.org/bugtraq/2019/Dec/17 Mailing List, Third Party Advisory ([email protected])
https://seclists.org/bugtraq/2019/Dec/21 Mailing List, Third Party Advisory ([email protected])
https://seclists.org/bugtraq/2019/Dec/23 Mailing List, Third Party Advisory ([email protected])
https://seclists.org/bugtraq/2019/Nov/1 Mailing List, Third Party Advisory ([email protected])
https://seclists.org/bugtraq/2019/Nov/24 Mailing List, Third Party Advisory ([email protected])
https://seclists.org/bugtraq/2019/Oct/29 Mailing List, Third Party Advisory ([email protected])
https://seclists.org/bugtraq/2019/Sep/30 Mailing List, Third Party Advisory ([email protected])
https://seclists.org/bugtraq/2019/Sep/37 Mailing List, Third Party Advisory ([email protected])
https://security.gentoo.org/glsa/201911-08 Third Party Advisory ([email protected])
https://security.netapp.com/advisory/ntap-20190926-0004/ Third Party Advisory ([email protected])
https://support.apple.com/kb/HT210785 Third Party Advisory ([email protected])
https://support.apple.com/kb/HT210788 Third Party Advisory ([email protected])
https://support.apple.com/kb/HT210789 Third Party Advisory ([email protected])
https://support.apple.com/kb/HT210790 Third Party Advisory ([email protected])
https://support.apple.com/kb/HT210793 Third Party Advisory ([email protected])
https://support.apple.com/kb/HT210794 Third Party Advisory ([email protected])
https://support.apple.com/kb/HT210795 Third Party Advisory ([email protected])
https://usn.ubuntu.com/4132-1/ Third Party Advisory ([email protected])
https://usn.ubuntu.com/4132-2/ Third Party Advisory ([email protected])
https://usn.ubuntu.com/4165-1/ Third Party Advisory ([email protected])
https://usn.ubuntu.com/4202-1/ Third Party Advisory ([email protected])
https://usn.ubuntu.com/4335-1/ Third Party Advisory ([email protected])
https://www.debian.org/security/2019/dsa-4530 Third Party Advisory ([email protected])
https://www.debian.org/security/2019/dsa-4549 Third Party Advisory ([email protected])
https://www.debian.org/security/2019/dsa-4571 Third Party Advisory ([email protected])
https://www.oracle.com/security-alerts/cpuapr2020.html Third Party Advisory ([email protected])
https://www.oracle.com/security-alerts/cpuoct2020.html Third Party Advisory ([email protected])
https://www.tenable.com/security/tns-2021-11 Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00080.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00081.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00000.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00002.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00003.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00013.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00016.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00017.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00018.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00019.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00008.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://packetstormsecurity.com/files/154503/Slackware-Security-Advisory-expat-Updates.html Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://packetstormsecurity.com/files/154927/Slackware-Security-Advisory-python-Updates.html Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://packetstormsecurity.com/files/154947/Slackware-Security-Advisory-mozilla-firefox-Updates.html Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2019/Dec/23 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2019/Dec/26 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2019/Dec/27 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2019/Dec/30 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2019:3210 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2019:3237 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2019:3756 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/libexpat/libexpat/commit/c20b758c332d9a13afbbb276d30db1d183a85d43 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/libexpat/libexpat/issues/317 Exploit, Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/libexpat/libexpat/issues/342 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/libexpat/libexpat/pull/318 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2019/11/msg00006.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2019/11/msg00017.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A4TZKPJFTURRLXIGLB34WVKQ5HGY6JJA/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BDUTI5TVQWIGGQXPEVI4T2ENHFSBMIBP/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S26LGXXQ7YF2BP3RGOWELBFKM6BHF6UG/ (af854a3a-2127-422b-91ae-364da2661108)
https://seclists.org/bugtraq/2019/Dec/17 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://seclists.org/bugtraq/2019/Dec/21 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://seclists.org/bugtraq/2019/Dec/23 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://seclists.org/bugtraq/2019/Nov/1 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://seclists.org/bugtraq/2019/Nov/24 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://seclists.org/bugtraq/2019/Oct/29 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://seclists.org/bugtraq/2019/Sep/30 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://seclists.org/bugtraq/2019/Sep/37 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201911-08 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.netapp.com/advisory/ntap-20190926-0004/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/kb/HT210785 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/kb/HT210788 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/kb/HT210789 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/kb/HT210790 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/kb/HT210793 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/kb/HT210794 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/kb/HT210795 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/4132-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/4132-2/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/4165-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/4202-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/4335-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2019/dsa-4530 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2019/dsa-4549 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2019/dsa-4571 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.oracle.com/security-alerts/cpuapr2020.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.oracle.com/security-alerts/cpuoct2020.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.tenable.com/security/tns-2021-11 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)