CVE-2017-11120
On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, an attacker can craft a malformed RRM neighbor report frame to…
- 9.8CriticalCVSS base score
- 9.1%Exploitation in 30 daysEPSS · top 4.6% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, an attacker can craft a malformed RRM neighbor report frame to trigger an internal buffer overflow in the Wi-Fi firmware, aka B-V2017061204.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it. A reference of the record is tagged as an exploit.
Show the exploits2
Exploit-DB1 entry
- Apple iOS 10.2 - Broadcom Out-of-Bounds Write when Handling 802.11k Neighbor Report Response (Exploit-DB entry) (opens in a new tab)
EDB-ID 42784remote, iospublished 25 Sept 2017Verified
References tagged exploit1 reference
- 42784 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 3 months later
· 3 months later
Published
- 7 years later
· 7 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Critical9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 9.1% · top 4.6% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Affected products
n/a
- affected n/a
References
References11
- http://packetstormsecurity.com/files/144328/Broadcom-802.11k-Neighbor-Report-Response-Out-Of-Bounds-Write.html (opens in a new tab)x_refsource_MISCx_transferred
- 100984 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://source.android.com/security/bulletin/2017-09-01 (opens in a new tab)x_refsource_CONFIRMx_transferred
- APPLE-SA-2017-09-25-4 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- 42784 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- APPLE-SA-2017-09-25-6 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1289 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/en-us/HT208113 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://support.apple.com/en-us/HT208112 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://support.apple.com/HT208113 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://support.apple.com/HT208112 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2017-2757 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2017-11120)Record last updated .