CVE-2017-8844
What it is
The read_1g function in stream.c in liblrzip.so in lrzip 0.631 allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted archive.
At a glance
- Exploitability
- Can be exploited locally on the machine without logging in, but needs a user to act. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 1.6% 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: 1.6% in the next 30 days (EPSS).
- Severity: 7.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.6% · EPSS, next 30 days
- Weakness
- CWE-119 · Buffer errors
- Record status
- Modified
Affected
- Long Range Zip Project Long Range Zip 0.631
- Debian Linux 9.0
Attack profile CVSS 3.1 · 7.8
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:L/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-2017-8844.md and follow it. Check whether this project is affected by CVE-2017-8844. 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
References
- https://blogs.gentoo.org/ago/2017/05/07/lrzip-heap-based-buffer-overflow-write-in-read_1g-stream-c/
- https://github.com/ckolivas/lrzip/issues/70
- https://lists.debian.org/debian-lts-announce/2021/08/msg00001.html
- https://security.gentoo.org/glsa/202005-01
- https://blogs.gentoo.org/ago/2017/05/07/lrzip-heap-based-buffer-overflow-write-in-read_1g-stream-c/
- https://github.com/ckolivas/lrzip/issues/70
- https://lists.debian.org/debian-lts-announce/2021/08/msg00001.html
- https://security.gentoo.org/glsa/202005-01