CVE-2019-3817
What it is
A use-after-free flaw has been discovered in libcomps before version 0.1.10 in the way ObjMRTrees are merged. An attacker, who is able to make an application read a crafted comps XML file, may be able to crash the application or execute malicious code.
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
- 1.7% 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: 1.7% in the next 30 days (EPSS).
- Severity: 7.5 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.7% · EPSS, next 30 days
- Weakness
- CWE-416 · Use after free
- Record status
- Modified
Affected
- Rpm Libcomps < 0.1.10
Attack profile CVSS 3.0 · 7.5
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.0/AV:N/AC:H/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-2019-3817.md and follow it. Check whether this project is affected by CVE-2019-3817. 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
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3817
- https://github.com/rpm-software-management/libcomps/commit/e3a5d056633677959ad924a51758876d415e7046
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3817
- https://github.com/rpm-software-management/libcomps/commit/e3a5d056633677959ad924a51758876d415e7046
References
- https://access.redhat.com/errata/RHSA-2019:3583
- https://access.redhat.com/errata/RHSA-2019:3898
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3817
- https://github.com/rpm-software-management/libcomps/commit/e3a5d056633677959ad924a51758876d415e7046
- https://github.com/rpm-software-management/libcomps/issues/41
- https://access.redhat.com/errata/RHSA-2019:3583
- https://access.redhat.com/errata/RHSA-2019:3898
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3817
- https://github.com/rpm-software-management/libcomps/commit/e3a5d056633677959ad924a51758876d415e7046
- https://github.com/rpm-software-management/libcomps/issues/41