CVE-2019-18197

HIGHScheduled

Published:Oct 18, 2019(6 years ago)

Modified:Nov 21, 2024

Remote ExploitNo Auth Required

Vulnerability Description

In xsltCopyText in transform.c in libxslt 1.1.33, a pointer variable isn't reset under certain circumstances. If the relevant memory area happened to be freed and reused in a certain way, a bounds check could fail and memory outside a buffer could be written to, or uninitialized data could be disclosed.

Attack Characteristics

Network AccessHigh ComplexityNo Auth NeededUser Interaction Required

🤖

AI analysis not yet available

Plain-English explanation, risk summary, and remediation steps will appear here once AI analysis is complete.

No Fix Known

No patch has been released yet. Apply workarounds or mitigations where available.

Affected Software

Vendor	Product	Versions	Fixed In
xmlsoft	libxslt	-	-
canonical	ubuntu_linux	-	-
canonical	ubuntu_linux	-

Timeline

Published
CVE disclosed publicly
Oct 18, 20196 years ago
Last Modified
Most recent update
Nov 21, 20241 year ago
Indexed to CVEInsight
Added to this platform
Mar 29, 20261 month ago

References

http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00010....
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00015....
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00025....
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00062....

CVSS Score

v3.1

7.5/ 10.0

HIGH

AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

At a Glance

Affected Products

References

xmlsoft / libxslt

http://www.openwall.com/lists/oss-security/2019/11/17/2Mailing List

https://access.redhat.com/errata/RHSA-2020:0514

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15746Issue Tracking

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15768Issue Tracking

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15914Issue Tracking

https://gitlab.gnome.org/GNOME/libxslt/commit/2232473733b7313d67de8836...Patch

https://lists.debian.org/debian-lts-announce/2019/10/msg00037.htmlThird Party Advisory

https://security.netapp.com/advisory/ntap-20191031-0004/Third Party Advisory

https://security.netapp.com/advisory/ntap-20200416-0004/

https://usn.ubuntu.com/4164-1/Third Party Advisory

https://www.oracle.com/security-alerts/cpuapr2020.html

http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00010....

http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00015....

http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00025....

http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00062....

http://www.openwall.com/lists/oss-security/2019/11/17/2Mailing List

https://access.redhat.com/errata/RHSA-2020:0514

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15746Issue Tracking

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15768Issue Tracking

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15914Issue Tracking

https://gitlab.gnome.org/GNOME/libxslt/commit/2232473733b7313d67de8836...Patch

https://lists.debian.org/debian-lts-announce/2019/10/msg00037.htmlThird Party Advisory

https://security.netapp.com/advisory/ntap-20191031-0004/Third Party Advisory

https://security.netapp.com/advisory/ntap-20200416-0004/

https://usn.ubuntu.com/4164-1/Third Party Advisory

https://www.oracle.com/security-alerts/cpuapr2020.html

CVSS v3 Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionRequired

Impact

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

Impact Analysis

ConfidentialityHigh

NoneLowHigh

IntegrityHigh

NoneLowHigh

AvailabilityHigh

NoneLowHigh

CVE-2019-18197

✦ Vulnerability Description

Attack Characteristics

Affected Software

Timeline

References

CVSS Score

At a Glance

Official Sources

CVSS v3 Vector

Impact Analysis

Vulnerability Description