CVE-2020-28877
Last modified
CVE-2020-28877 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Buffer overflow in in the copy_msg_element function for the devDiscoverHandle server in the TP-Link WR and WDR series, including WDR7400, WDR7500, WDR7660, WDR7800, WDR8400, WDR8500, WDR8600, WDR8620, WDR8640, WDR8660, WR880N, WR886N, WR890N, WR890N, WR882N, and WR708N.. EPSS estimates a 1.18% chance of exploitation in the next 30 days.
Description
Buffer overflow in in the copy_msg_element function for the devDiscoverHandle server in the TP-Link WR and WDR series, including WDR7400, WDR7500, WDR7660, WDR7800, WDR8400, WDR8500, WDR8600, WDR8620, WDR8640, WDR8660, WR880N, WR886N, WR890N, WR890N, WR882N, and WR708N.
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 |
|---|---|---|
| Tp-Link | Wdr7400 Firmware | All versions |
| Tp-Link | Wdr7500 Firmware | All versions |
| Tp-Link | Wdr7660 Firmware | All versions |
| Tp-Link | Wdr7800 Firmware | All versions |
| Tp-Link | Wdr8400 Firmware | All versions |
| Tp-Link | Wdr8500 Firmware | All versions |
| Tp-Link | Wdr8600 Firmware | All versions |
| Tp-Link | Wdr8620 Firmware | All versions |
| Tp-Link | Wdr8640 Firmware | All versions |
| Tp-Link | Wdr8660 Firmware | All versions |
| Tp-Link | Wr880n Firmware | All versions |
| Tp-Link | Wr886n Firmware | All versions |
| Tp-Link | Wr890n Firmware | All versions |
| Tp-Link | Wr882n Firmware | All versions |
| Tp-Link | Wr708n Firmware | All versions |
References
- https://github.com/peanuts62/TP-Link-pocBroken Link
- https://exchange.xforce.ibmcloud.com/vulnerabilities/192112Third Party Advisory
- https://github.com/peanuts62/TP-Link-pocBroken Link
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-28877?
How severe is CVE-2020-28877?
How do I fix CVE-2020-28877?
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-2020-2887Vulnerability in the Oracle Customer Interaction History pro…5.3
- CVE-2020-28870In InoERP 0.7.2, an unauthorized attacker can execute arbitr…9.8
- CVE-2020-28871Remote code execution in Monitorr v1.7.6m in upload.php allo…9.8
- CVE-2020-28872An authorization bypass vulnerability in Monitorr v1.7.6m in…9.8
- CVE-2020-28873Fluxbb 1.5.11 is affected by a denial of service (DoS) vulne…7.5
- CVE-2020-28874reset-password.php in ProjectSend before r1295 allows remote…7.5
- CVE-2020-2888Vulnerability in the Oracle Marketing product of Oracle E-Bu…5.3
- CVE-2020-28884Liferay Portal Server tested on 7.3.5 GA6, 7.2.0 GA1 is affe…7.2
- CVE-2020-28885Liferay Portal Server tested on 7.3.5 GA6, 7.2.0 GA1 is affe…7.2
- CVE-2020-2889Vulnerability in the Oracle CRM Technical Foundation product…5.3
- CVE-2020-28895In Wind River VxWorks, memory allocator has a possible overf…7.3
- CVE-2020-28896Mutt before 2.0.2 and NeoMutt before 2020-11-20 did not ensu…5.3
Are you affected by CVE-2020-28877?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST