CVE-2020-28951
CRITICALCVSS 9.8/10EPSS 1.74%
Last modified
CVE-2020-28951 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. libuci in OpenWrt before 18.06.9 and 19.x before 19.07.5 may encounter a use after free when using malicious package names. This is related to uci_parse_package in file.c and uci_strdup in util.c.. EPSS estimates a 1.74% chance of exploitation in the next 30 days.
Description
libuci in OpenWrt before 18.06.9 and 19.x before 19.07.5 may encounter a use after free when using malicious package names. This is related to uci_parse_package in file.c and uci_strdup in util.c.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Openwrt | Openwrt | < 18.06.9 |
| Openwrt | Openwrt | >= 19.07.0, < 19.07.5 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-28951?
libuci in OpenWrt before 18.06.9 and 19.x before 19.07.5 may encounter a use after free when using malicious package names. This is related to uci_parse_package in file.c and uci_strdup in util.c.
How severe is CVE-2020-28951?
CVE-2020-28951 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.74% probability of exploitation in the next 30 days.
How do I fix CVE-2020-28951?
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.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2020
- CVE-2020-28946An improper webserver configuration on Plum IK-401 devices w…7.5
- CVE-2020-28947In MISP 2.4.134, XSS exists in the template element index vi…6.1
- CVE-2020-28948Archive_Tar through 1.4.10 allows an unserialization attack …7.8
- CVE-2020-28949Archive_Tar through 1.4.10 has :// filename sanitization onl…7.8
- CVE-2020-2895Vulnerability in the MySQL Server product of Oracle MySQL (c…4.9
- CVE-2020-28950The installer of Kaspersky Anti-Ransomware Tool (KART) prior…7.8
- CVE-2020-28952An issue was discovered on Athom Homey and Homey Pro devices…7.5
- CVE-2020-28953In BigBlueButton before 2.2.29, a user can vote more than on…4.3
- CVE-2020-28954web/controllers/ApiController.groovy in BigBlueButton before…5.3
- CVE-2020-28955SugarCRM v6.5.18 was discovered to contain a cross-site scri…5.4
- CVE-2020-28956Multiple cross-site scripting (XSS) vulnerabilities in the S…5.4
- CVE-2020-28957Multiple cross-site scripting (XSS) vulnerabilities in the C…5.4
Are you affected by CVE-2020-28951?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST