MEDIUM
CVE-2022-26527
CWE-120Published: August 30, 2022· Updated: Jun 17, 2026
6.5
CVSS v3.1
Official Description
Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for the size of segmented packets’ reference parameter. An unauthenticated attacker in the adjacent network can exploit this vulnerability to cause buffer overflow and disrupt service.
Technical Analysis
CVE-2022-26527 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 availability disruption (denial of service), with a CVSS base score of 6.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Vendors & Products
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
All References (2)
→
https://www.twcert.org.tw/tw/cp-132-6457-66bc9-1.htmlThird Party Advisory · VDB Entry
→
https://www.twcert.org.tw/tw/cp-132-6457-66bc9-1.htmlThird Party Advisory · VDB Entry
Quick Facts
CVE IDCVE-2022-26527
CVSS Score6.5 / 10
SeverityMEDIUM
WeaknessCWE-120
CISA KEVNo
Affected3 vendor(s)
PublishedAug 30, 2022
Related CVEs (CWE-120)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-26527 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.