CVE-2021-44628: tp-link tl-wr886n_firmware Classic Buffer Overflow
CVSS: 10.0v2.0HighModified
Published 09-03-2022Last modified 04-08-2024
Vulnerability summary
CVE-2021-44628 is a high (CVSS 10.0) Classic Buffer Overflow vulnerability in tp-link tl-wr886n_firmware. EPSS estimates a 2.58% chance of exploitation in the next 30 days, higher than 85% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
10.0/10
010
High · v2.0 (NVD)EPSS score
2.58%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Timeline
- 09-03-2022PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
A Buffer Overflow vulnerabiltiy exists in TP-LINK WR-886N 20190826 2.3.8 in thee /cloud_config/router_post/login feature, which allows malicious users to execute arbitrary code on the system via a crafted post request.
CVSS metrics
2 scores · 1 source · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 10.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
2.58%
Chance of exploitation in the next 30 days
Percentile
85%
Versus all other CVEs
30-day change
0.00 pp
From 2.58% on 21-09-2026
21-09-202621-10-2026
EPSS score2.58%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundIot Cve
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Tp-link1 product
- tl-wr886n_firmware20190826_2.3.8
1 vendor · 1 product