CVE-2018-15518
What it is
QXmlStream in Qt 5.x before 5.11.3 has a double-free or corruption during parsing of a specially crafted illegal XML document.
At a glance
- Exploitability
- Can be exploited over the network without logging in, but needs a user to act. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 2.5% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 2.5% in the next 30 days (EPSS).
- Severity: 8.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 2.5% · EPSS, next 30 days
- Weakness
- CWE-415
- Record status
- Modified
Affected
- Qt < 5.11.3
- Debian Linux 8.0
- Debian Linux 9.0
- Opensuse Leap 42.3
Attack profile CVSS 3.0 · 8.8
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2018-15518.md and follow it. Check whether this project is affected by CVE-2018-15518. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://lists.opensuse.org/opensuse-security-announce/2018-12/msg00066.html
- https://codereview.qt-project.org/#/c/236691/
- https://codereview.qt-project.org/#/c/236691/
- https://codereview.qt-project.org/#/c/236691/
- https://codereview.qt-project.org/#/c/236691/
- http://lists.opensuse.org/opensuse-security-announce/2018-12/msg00066.html
- https://codereview.qt-project.org/#/c/236691/
- https://codereview.qt-project.org/#/c/236691/
- https://codereview.qt-project.org/#/c/236691/
- https://codereview.qt-project.org/#/c/236691/
References
- http://lists.opensuse.org/opensuse-security-announce/2018-12/msg00066.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00057.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00071.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00073.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00090.html
- https://access.redhat.com/errata/RHSA-2019:2135
- https://access.redhat.com/errata/RHSA-2019:3390
- https://blog.qt.io/blog/2018/12/04/qt-5-11-3-released-important-security-updates/
- https://blog.qt.io/blog/2018/12/04/qt-5-11-3-released-important-security-updates/
- https://blog.qt.io/blog/2018/12/04/qt-5-11-3-released-important-security-updates/
- https://blog.qt.io/blog/2018/12/04/qt-5-11-3-released-important-security-updates/
- https://codereview.qt-project.org/#/c/236691/
- https://codereview.qt-project.org/#/c/236691/
- https://codereview.qt-project.org/#/c/236691/
- https://codereview.qt-project.org/#/c/236691/
- https://lists.debian.org/debian-lts-announce/2019/01/msg00004.html
- https://lists.debian.org/debian-lts-announce/2019/05/msg00014.html
- https://lists.debian.org/debian-lts-announce/2020/09/msg00023.html
- https://usn.ubuntu.com/4003-1/
- https://www.debian.org/security/2019/dsa-4374
- http://lists.opensuse.org/opensuse-security-announce/2018-12/msg00066.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00057.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00071.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00073.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00090.html