CVE-2018-20548
HIGHCVSS 8.8/10EPSS 1.81%
Last modified
CVE-2018-20548 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. There is an illegal WRITE memory access at common-image.c (function load_image) in libcaca 0.99.beta19 for 1bpp data.. EPSS estimates a 1.81% chance of exploitation in the next 30 days.
Description
There is an illegal WRITE memory access at common-image.c (function load_image) in libcaca 0.99.beta19 for 1bpp data.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Libcaca Project | Libcaca | 0.99 | Beta19 |
| Canonical | Ubuntu Linux | 12.04 | — |
| Canonical | Ubuntu Linux | 14.04 | — |
| Canonical | Ubuntu Linux | 16.04 | — |
| Canonical | Ubuntu Linux | 18.04 | — |
| Canonical | Ubuntu Linux | 18.10 | — |
| Fedoraproject | Fedora | 34 | — |
| Fedoraproject | Fedora | 35 | — |
| Fedoraproject | Fedora | 36 | — |
| Opensuse | Leap | 15.0 | — |
References
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00033.htmlMailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1652625Exploit, Issue Tracking, Patch, Third Party Advisory
- https://usn.ubuntu.com/3860-1/Third Party Advisory
- https://usn.ubuntu.com/3860-2/Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00033.htmlMailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1652625Exploit, Issue Tracking, Patch, Third Party Advisory
- https://usn.ubuntu.com/3860-1/Third Party Advisory
- https://usn.ubuntu.com/3860-2/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-20548?
There is an illegal WRITE memory access at common-image.c (function load_image) in libcaca 0.99.beta19 for 1bpp data.
How severe is CVE-2018-20548?
CVE-2018-20548 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.81% probability of exploitation in the next 30 days.
How do I fix CVE-2018-20548?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2018-20548?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST