Vulnerability in TP-Link Tl-Sg2005
CVE-2021-31658
TP-Link TL-SG2005, TL-SG2008, etc. 1.0.0 Build 20180529 Rel.40524 is affected by an Array index error. The interface that provides the "device description" function only judges the length of the received data, and does not filter special characters. This vulnerability will cause the application to crash, and all device configuration information will be erased.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H.
EPSS exploit prediction
EPSS: 0.010 (62.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- TP-Link Tl-Sg2005
- TP-Link Tl-Sg2005 Firmware — versions 1.0.0
- TP-Link Tl-Sg2008
- TP-Link Tl-Sg2008 Firmware — versions 1.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- af854a3a-2127-422b-91ae-364da2661108 (Vendor Advisory)
- github.com/liyansong2018/CVE/tree/main/2021/CVE-2021-31658 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-31658?
- CVE-2021-31658 is a high-severity vulnerability in TP-Link Tl-Sg2005, classified under Improper Validation of Array Index. CVSS score: 8.1/10. Published 2021-06-10.
- How severe is CVE-2021-31658?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2021-31658 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.