The HP lt4112 LTE/HSPA+ Gobi 4G module with firmware before 12.500.00.15.1803 on EliteBook, ElitePad, Elite, ProBook, Spectre, ZBook, and mt41 Thin Client devices allows remote attackers to modify data or cause a denial of service, or execute arbitrary code, via unspecified vectors.
https://h20566.www2.hp.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04773272
https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04773272
http://www1.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-446601.htm