HOMEVULNERABILITIESCVE-2020-28695
HIGH

CVE-2020-28695

CWE-78Published: March 26, 2021· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official Description

Askey Fiber Router RTF3505VW-N1 BR_SV_g000_R3505VWN1001_s32_7 devices allow Remote Code Execution and retrieval of admin credentials to log into the Dashboard or login via SSH, leading to code execution as root.

NVD Source

Technical Analysis

CVE-2020-28695 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

askey2 product(s)
rtf3505vw-n1 br sv g000 r3505vwn1001 s32 7 firmwarertf3505vw-n1 br sv g000 r3505vwn1001 s32 7
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://cr1pt0.medium.com/cve-2020-28695-8f8d618ac0b
ADVISORYhttps://cr1pt0.medium.com/cve-2020-28695-8f8d618ac0b

All References (2)

→
https://cr1pt0.medium.com/cve-2020-28695-8f8d618ac0bExploit · Third Party Advisory
→
https://cr1pt0.medium.com/cve-2020-28695-8f8d618ac0bExploit · Third Party Advisory

Quick Facts

CVE IDCVE-2020-28695
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-78
CISA KEVNo
Affected1 vendor(s)
PublishedMar 26, 2021

Related CVEs (CWE-78)

CVE-2019-5485
10.0
CVE-2013-4983
10.0
CVE-2013-2578
10.0
CVE-2013-5486
10.0
CVE-2014-6277
10.0
CVE-2012-2953
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2020-28695 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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