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CVE detail

CVE-2021-30762

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 12.5.4. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..

CVSS 8.8 · HighBuzz score 61.5KEV listed

Buzz score

Why this CVE is surfacing

Buzz score total 61.5

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 22.0 · diversity 14.5 · KEV 25.0 · OTX 0.0 · PoC 0.0
Mention score
22.0
8 evidence mentions in the snapshot
Diversity score
14.5
5 sources across 2 categories
KEV score
25.0
Known exploited vulnerability present
OTX score
0.0
0 OTX pulses
PoC score
0.0
0 repos · best confidence N/A
Best PoC traction
0
Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions
0
within the 30d window
Peak daily
0
highest bucket

Evidence

Source links by recency

Newest mentions first
8 source links · newest first
  • Apple released emergency update to fix zero-day actively exploitedSecurity Affairs

    Apple released emergency updates for both iOS and iPadOS to address a zero-day flaw that is actively exploited in the wild. Apple has released iOS 15.0.2 and iPadOS 15.0.2 to address a zero-day flaw, tracked as CVE-2021-30883, that is actively exploited in the wild. The flaw is a critical memory corruption issue that resides in […]

    newssecurityaffairs.comOct 11, 2021, 11:43 PM
  • Update now! Apple patches another privilege escalation bug in iOS and iPadOSMalwarebytes Labs

    Apple has released a security update for iOS and iPad that addresses a critical vulnerability reportedly being exploited in the wild.The…

    newswww.malwarebytes.comOct 11, 2021, 5:00 PM
  • Apple fixes CVE-2021-30807 flaw, the 13th zero-day this yearSecurity Affairs

    Apple released a security update that addresses CVE-2021-30807 flaw in macOS and iOS that may have been actively exploited to deliver malware Apple addressed a security flaw, tracked as CVE-2021-30807, in macOS and iOS that may have been actively exploited to plant malware on vulnerable devices. The vulnerability resides in the IOMobileFramebuffer, which is a […]

    newssecurityaffairs.comJul 26, 2021, 10:16 PM
  • 21st June – Threat Intelligence ReportCheck Point Research

    For the latest discoveries in cyber research for the week of 21st June, please download our Threat Intelligence Bulletin. Top Attacks and Breaches South Korea’s Korea Atomic Energy Research Institute (KAERI) disclosed a breach in their internal network caused by a VPN vulnerability. The state-run nuclear institute’s network was attacked last month by what appears […]

    vendorresearch.checkpoint.comJun 21, 2021, 4:46 PM
  • Apple fixes actively exploited vulnerabilities affecting older iDevicesHelp Net Security

    Apple has released a security update for older iDevices (iPhones, iPads and iPods) to fix three vulnerabilities, two of which are zero-days that are apparently actively exploited in attacks in the wild. About the fixed flaws The security update is iOS 12.5.4, which can still be run on older iDevices: iPhone 5s, iPhone 6, iPhone 6 Plus, iPad Air, iPad mini 2, iPad mini 3, and iPod touch (6th generation). The two vulnerabilities Apple says … More →

    newswww.helpnetsecurity.comJun 16, 2021, 9:16 AM
  • Apple fixed 2 WebKit flaws exploited to target older iPhonesSecurity Affairs

    Apple released an out-of-band iOS update for older iPhones and iPads and warned that threat actors are actively exploiting two flaws in WebKit. Apple released an out-of-band iOS update ( iOS 12.5.4 patch) for older iPhones and iPad, the IT giant also warned that some vulnerabilities affecting its WebKit may have been actively exploited. WebKit is a browser […]

    newssecurityaffairs.comJun 14, 2021, 11:08 PM
  • Apple: WebKit Bugs Exploited to Hack Older iPhonesSecurityWeek

    Apple late Monday shipped an out-of-band iOS update for older iPhones and iPads alongside a warning that a pair of WebKit security vulnerabilities may have been actively exploited.

    newswww.securityweek.comJun 14, 2021, 10:16 PM
  • Patch now! Apple fixes in-the-wild iPhone vulnerabilitiesMalwarebytes Labs

    Apple has fixed two vulnerabilities in Safari’s WebKit component, announcing it is aware of a report that they may have been…

    newswww.malwarebytes.comJun 14, 2021, 5:00 PM

Exploit code

Public exploit repository references

Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.

0 repository references · best confidence N/A · max 0 stars
No public PoC repositories have been matched yet.

Related records

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