{"id":51803,"date":"2023-05-08T04:31:14","date_gmt":"2023-05-08T04:31:14","guid":{"rendered":"https:\/\/www.threatshub.org\/blog\/t-mobile-suffers-second-data-theft-in-less-than-six-months\/"},"modified":"2023-05-08T04:31:14","modified_gmt":"2023-05-08T04:31:14","slug":"t-mobile-suffers-second-data-theft-in-less-than-six-months","status":"publish","type":"post","link":"https:\/\/www.threatshub.org\/blog\/t-mobile-suffers-second-data-theft-in-less-than-six-months\/","title":{"rendered":"T-Mobile suffers second data theft in less than six months"},"content":{"rendered":"<p><span class=\"label\">in brief<\/span> We&#8217;d say you&#8217;ll never guess which telco admitted to a security breakdown last week, but you totally will: T-Mobile US, and for the second time (so far) this year.<\/p>\n<p>For those counting, this also makes the <a href=\"https:\/\/www.theregister.com\/2023\/01\/20\/t_mobile_us_data_breach\/\">seventh incident in five years<\/a> at the cellular provider \u2013 though this one is small compared to the 37 million subscribers whose data leaked in January. Only <a href=\"https:\/\/apps.web.maine.gov\/online\/aeviewer\/ME\/40\/ea3bf342-eca7-4833-b128-7b09f6893ac4.shtml\" rel=\"nofollow\">836 customers<\/a> were caught up in this one.&nbsp;<\/p>\n<p>In a <a href=\"https:\/\/s3.documentcloud.org\/documents\/23793945\/t-mobile-consumer-sample-february-march-data-breach.pdf\" rel=\"nofollow\">form letter<\/a> shared by <em>Infosecurity<\/em>, T-Mobile said it detected unauthorized activity in its network in March, with illicit access beginning in late February. T-Mobile said no financial information or call logs were obtained, but account PINs and plenty of valuable PII was exfiltrated.&nbsp;<\/p>\n<div aria-hidden=\"true\" class=\"adun\" data-pos=\"top\" data-raptor=\"condor\" data-xsm=\",fluid,mpu,\" data-sm=\",fluid,mpu,\" data-md=\",fluid,mpu,\"> <noscript> <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=2&amp;c=2ZFjEEzjKn36rcTHyvjpmTAAAANY&amp;t=ct%3Dns%26unitnum%3D2%26raptor%3Dcondor%26pos%3Dtop%26test%3D0\" target=\"_blank\" rel=\"noopener\"> <img decoding=\"async\" src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=2&amp;c=2ZFjEEzjKn36rcTHyvjpmTAAAANY&amp;t=ct%3Dns%26unitnum%3D2%26raptor%3Dcondor%26pos%3Dtop%26test%3D0\" alt> <\/a> <\/noscript> <\/div>\n<p>&#8220;The information obtained for each customer varied, but may have included full name, contact information, account number and associated phone numbers, T-Mobile account PIN, social security number, government ID, date of birth, balance due, internal codes that T-Mobile uses to service customer accounts (for example, rate plan and feature codes), and the number of lines,&#8221; the &#8220;Un-carrier&#8221; explained in its letter.<\/p>\n<div aria-hidden=\"true\" class=\"adun\" data-pos=\"top\" data-raptor=\"falcon\" data-xmd=\",fluid,mpu,leaderboard,\" data-lg=\",fluid,mpu,leaderboard,\" data-xlg=\",fluid,billboard,superleaderboard,mpu,leaderboard,\" data-xxlg=\",fluid,billboard,superleaderboard,brandwidth,brandimpact,leaderboard,mpu,\"> <noscript> <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=4&amp;c=44ZFjEEzjKn36rcTHyvjpmTAAAANY&amp;t=ct%3Dns%26unitnum%3D4%26raptor%3Dfalcon%26pos%3Dmid%26test%3D0\" target=\"_blank\" rel=\"noopener\"> <img decoding=\"async\" src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=4&amp;c=44ZFjEEzjKn36rcTHyvjpmTAAAANY&amp;t=ct%3Dns%26unitnum%3D426raptor%3Dfalcon%26pos%3Dmid%26test%3D0\" alt> <\/a> <\/noscript> <\/div>\n<div class=\"adun_eagle_desktop_story_wrapper\">\n<div aria-hidden=\"true\" class=\"adun\" data-pos=\"mid\" data-raptor=\"eagle\" data-xxlg=\",mpu,dmpu,\"> <noscript> <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=3&amp;c=33ZFjEEzjKn36rcTHyvjpmTAAAANY&amp;t=ct%3Dns%26unitnum%3D3%26raptor%3Deagle%26pos%3Dmid%26test%3D0\" target=\"_blank\" rel=\"noopener\"> <img decoding=\"async\" src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=3&amp;c=33ZFjEEzjKn36rcTHyvjpmTAAAANY&amp;t=ct%3Dns%26unitnum%3D3%26raptor%3Deagle%26pos%3Dmid%26test%3D0\" alt> <\/a> <\/noscript> <\/div>\n<\/p><\/div>\n<p>For T-Mobile customers wondering if they were affected, letters were mailed out on April 28, so if you haven&#8217;t received one you&#8217;re probably fine. T-Mobile also said that it reset account PINs for affected customers, so if you&#8217;ve had trouble with your account that might be why.<\/p>\n<p>T-Mobile has had tens of millions of customer records compromised over the years. Its first reported breach was in <a href=\"https:\/\/www.theregister.com\/2018\/08\/24\/t_mobile_us_data_breach\/\">2018<\/a> when two million records were accessed along with hashed passwords, and a year later <a href=\"https:\/\/www.theregister.com\/2019\/11\/23\/security_roundup_nov22\/\">more than a million customers<\/a> had their data exposed. <a href=\"https:\/\/www.theregister.com\/2020\/03\/05\/tmobile_breach\/\">March<\/a> and <a href=\"https:\/\/www.androidpolice.com\/2020\/12\/31\/t-mobile-rounds-out-this-awful-year-with-another-data-breach\/\" rel=\"nofollow\">December<\/a> of 2020 brought an additional pair of breaches, followed by a whopping <a href=\"https:\/\/www.theregister.com\/2023\/01\/20\/t_mobile_us_data_breach\/\">48 million customer records<\/a> posted to the dark web in 2021.&nbsp;<\/p>\n<h3 class=\"crosshead\">Capita doesn&#8217;t just get hacked \u2013 it also leaves its buckets open<\/h3>\n<p>Still reeling from the aftermath of a <a href=\"https:\/\/www.theregister.com\/2023\/04\/18\/capita_breach_gets_worse\/\">Black Basta break in<\/a>, London-based digital services firm Capita is now contending with a security researcher&#8217;s allegation it left an AWS S3 bucket unsecured for seven years.&nbsp;<\/p>\n<p>The password-free bucket <a href=\"https:\/\/techcrunch.com\/2023\/05\/05\/security-researcher-finds-trove-of-capita-data-exposed-online\/\" rel=\"nofollow\">reportedly<\/a> contained 3,000 files totaling 655GB \u2013 including software files, server images, spreadsheets, PowerPoint presentations and text documents, one of which the researcher said contained login details for one of Capita&#8217;s systems. Filenames found in the bucket suggest it&#8217;s still in use, too.&nbsp;<\/p>\n<div aria-hidden=\"true\" class=\"adun\" data-pos=\"top\" data-raptor=\"falcon\" data-xsm=\",fluid,mpu,\" data-sm=\",fluid,mpu,\" data-md=\",fluid,mpu,\"> <noscript> <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=4&amp;c=44ZFjEEzjKn36rcTHyvjpmTAAAANY&amp;t=ct%3Dns%26unitnum%3D4%26raptor%3Dfalcon%26pos%3Dmid%26test%3D0\" target=\"_blank\" rel=\"noopener\"> <img decoding=\"async\" src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=4&amp;c=44ZFjEEzjKn36rcTHyvjpmTAAAANY&amp;t=ct%3Dns%26unitnum%3D426raptor%3Dfalcon%26pos%3Dmid%26test%3D0\" alt> <\/a> <\/noscript> <\/div>\n<p>The researcher said they notified Capita in late April, and the bucket was secured shortly afterwards. Capita said nothing in the bucket was sensitive.&nbsp;<\/p>\n<p>Misconfigurations in AWS S3 storage buckets are an <a href=\"https:\/\/www.theregister.com\/2020\/08\/03\/leaky_s3_buckets\/\">incredibly common problem<\/a> and have affected some large companies. <a href=\"https:\/\/www.theregister.com\/2020\/07\/21\/twilio_javascript_sdk_code_injection\/\">Twilio<\/a>, <a href=\"https:\/\/www.theregister.com\/2022\/12\/20\/mcgraw_hills_s3_buckets_exposed\/\">McGraw-Hill<\/a> and even US military <a href=\"https:\/\/www.theregister.com\/2017\/06\/01\/us_national_geospatial_intelligence_agency_leak\/\">cyber resilience contractors<\/a> have spilled their secrets thanks to leaky buckets.<\/p>\n<div class=\"boxout\" readability=\"23.33122229259\">\n<h3 class=\"crosshead\">Critical vulnerabilities of the week: Log4j still a thing<\/h3>\n<p>There isn&#8217;t too much to report on the critical vulnerabilities front this week, but there is something interesting to note in the known exploited vulnerabilities that CISA cataloged this week: Another Log4j exploit is making the rounds.<\/p>\n<p>Looks like the Department of Homeland Security was <a href=\"https:\/\/www.theregister.com\/2022\/07\/14\/dhs_warns_expect_log4j_risks\/\">right<\/a>.<\/p>\n<p>This exploit is due to an incomplete fix applied to Apache Log4j that leaves room for attackers to exploit the vulnerability in certain non-default configurations. In this case, an attacker with control over Thread Context Map input data in environments with non-default logging configurations is able to craft malicious input data that can leak information and enable remote code execution. Patches are available, and this is a known exploit, so apply ASAP.<\/p>\n<p>In other critical KEV news:<\/p>\n<ul>\n<li>CVSS 8.8 \u2013 <a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2023-1389\" rel=\"nofollow\">CVE-2023-1389<\/a>: TP-Link Archer AX21 (AX1800) firmware prior to v. 1.1.4 Build 20230219 contains a command injection vulnerability in its web management interface that can give an attacker command injection capabilities with root permissions.&nbsp;<\/li>\n<\/ul>\n<p>Two industrial control system vulnerabilities were also reported:<\/p>\n<ul>\n<li>CVSS 9.8 \u2013 <a href=\"https:\/\/www.cisa.gov\/news-events\/ics-advisories\/icsa-22-263-03\" rel=\"nofollow\">multiple CVEs<\/a>: All versions of Dataprobe iBoot-PDU software prior to 1.42.06162022 contain a vulnerability chain that allow unauthenticated RCE on affected devices.<\/li>\n<li>CVSS 8.8 \u2013 <a href=\"https:\/\/www.cisa.gov\/news-events\/ics-advisories\/icsa-23-122-01\" rel=\"nofollow\">multiple CVEs<\/a>: A whole bunch of Mitsubishi EFA devices in the MELIPC, MELSEC iQ-R and MELSEC Q line of devices contain a third-party dependency that leaves them vulnerable to privilege escalation, DoS and parameter disclosure.<\/li>\n<\/ul>\n<\/div>\n<h3 class=\"crosshead\">University text alert system hacked to deliver ransom demand<\/h3>\n<p>Students at Virginia&#8217;s Bluefield University have enough to worry about this time of year, what with finals and all, but add a ransomware attack and text messages from hackers blowing up their phones to the mix and you have a recipe for one helluva finals week.<\/p>\n<p>Bluefield <a href=\"https:\/\/www.bluefield.edu\/bu-cyberattack-updates\/\" rel=\"nofollow\">reported the attack<\/a> on Sunday, telling students and faculty that the incident could take days to resolve, but reassuring everyone that &#8220;as of now, we have no evidence indicating any information involved has been used for financial fraud or identity theft.&#8221;&nbsp;<\/p>\n<p>Unfortunately for the university, it appears the attacker behind the hack disagreed with that claim, and had gained access to the college&#8217;s RamAlert system \u2013 typically used for things like weather alerts or shooter drills.&nbsp;<\/p>\n<div aria-hidden=\"true\" class=\"adun\" id=\"story_eagle_xsm_sm_md_xmd_lg_xlg\" data-pos=\"mid\" data-raptor=\"eagle\" data-xsm=\",mpu,dmpu,\" data-sm=\",mpu,dmpu,\" data-md=\",mpu,dmpu,\" data-xmd=\",mpu,dmpu,\" data-lg=\",mpu,dmpu,\" data-xlg=\",mpu,dmpu,\"> <noscript> <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=3&amp;c=33ZFjEEzjKn36rcTHyvjpmTAAAANY&amp;t=ct%3Dns%26unitnum%3D3%26raptor%3Deagle%26pos%3Dmid%26test%3D0\" target=\"_blank\" rel=\"noopener\"> <img decoding=\"async\" src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=3&amp;c=33ZFjEEzjKn36rcTHyvjpmTAAAANY&amp;t=ct%3Dns%26unitnum%3D3%26raptor%3Deagle%26pos%3Dmid%26test%3D0\" alt> <\/a> <\/noscript> <\/div>\n<p>&#8220;We have admissions data from thousands of students,&#8221; the attackers <a href=\"https:\/\/www.nbcnews.com\/tech\/security\/hackers-hijacked-universitys-emergency-system-threaten-students-facult-rcna82558\" rel=\"nofollow\">declared<\/a>, claiming they had 1.2TB of data and that they&#8217;re ready to use it. It&#8217;s unclear how Bluefield is going to respond \u2013 so far they&#8217;ve only warned faculty not to use their university email, and delayed finals a day. \u00ae<\/p>\n<p> READ MORE <a href=\"https:\/\/go.theregister.com\/feed\/www.theregister.com\/2023\/05\/08\/in_brief_security\/\">HERE<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Also, Capita&#8217;s buckets are leaking, ransomware attackers deliver demands via emergency alert, and this week&#8217;s critical vulns in brief\u00a0 We&#8217;d say you&#8217;ll never guess which telco admitted to a security breakdown last week, but you totally will: T-Mobile US, and for the second time (so far) this year.\u2026  READ MORE HERE&#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_layout":"default_layout","footnotes":""},"categories":[63],"tags":[],"class_list":["post-51803","post","type-post","status-publish","format-standard","hentry","category-the-register"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>T-Mobile suffers second data theft in less than six months 2026 | ThreatsHub Cybersecurity News<\/title>\n<meta name=\"description\" content=\"ThreatsHub Cybersecurity News | ThreatsHub.org | Cloud Security &amp; Cyber Threats Analysis Hub. 100% Free OSINT Threat Intelligent and Cybersecurity News.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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