CVE-2021-30761

Published on: 09/08/2021 12:00:00 AM UTC

Last Modified on: 09/14/2021 07:20:00 PM UTC

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Certain versions of Iphone Os from Apple contain the following vulnerability:

A memory corruption issue was addressed with improved state 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..

  • CVE-2021-30761 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as HIGH severity.
  • Affected Vendor/Software: URL Logo Apple - iOS version < 12.5

CVSS3 Score: 8.8 - HIGH

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW NONE REQUIRED
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED HIGH HIGH HIGH

CVSS2 Score: 6.8 - MEDIUM

Access
Vector
Access
Complexity
Authentication
NETWORK MEDIUM NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
PARTIAL PARTIAL PARTIAL

CVE References

Description Tags Link
About the security content of iOS 12.5.4 - Apple Support support.apple.com
text/html
URL Logo MISC support.apple.com/en-us/HT212548

Related QID Numbers

  • 180170 Debian Security Update for webkit2gtkwpewebkit (CVE-2021-30761)
  • 296065 Oracle Solaris 11.4 Support Repository Update (SRU) 39.107.1 Missing (CPUOCT2021)
  • 501936 Alpine Linux Security Update for webkit2gtk
  • 610350 Apple iOS 12.5.4 Security Update Missing (HT212548)
  • 710570 Gentoo Linux WebkitGTK+ Multiple Vulnerabilities (GLSA 202202-01)
  • 751623 SUSE Enterprise Linux Security Update for webkit2gtk3 (SUSE-SU-2022:0142-1)
  • 751646 SUSE Enterprise Linux Security Update for webkit2gtk3 (SUSE-SU-2022:0183-1)
  • 751648 SUSE Enterprise Linux Security Update for webkit2gtk3 (SUSE-SU-2022:0182-1)
  • 751659 OpenSUSE Security Update for webkit2gtk3 (openSUSE-SU-2022:0182-1)
  • 751755 OpenSUSE Security Update for webkit2gtk3 (openSUSE-SU-2022:0182-2)

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System
AppleIphone OsAllAllAllAll
  • cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @campuscodi NEW: Apple patches two iOS zero-days used to attack old-gen devices CVE-2021-30761 and CVE-2021-30762 mark the 8th… twitter.com/i/web/status/1… 2021-06-15 00:13:53
Twitter Icon @_coreDump CVE-2021-30762, CVE-2021-30761 https://t.co/6hbm185Jef 2021-06-15 06:04:37
Twitter Icon @CSTOOL_io Again: @Apple patches two actively exploited iPhone / iOS vulnerabilities. Make sure you're up-to-date: attacksrfc.cstool.io/cve/CVE-2021-3… 2021-06-15 06:53:49
Twitter Icon @vulmoncom Apple iOS WebKit code execution The vulnerabilities are actively exploited ?? vulmon.com/vulnerabilityd…twitter.com/i/web/status/1… 2021-06-15 07:44:59
Twitter Icon @cKure7 ■■■■■ Apple Issues Urgent Patches for 2 Zero-Day Flaws Exploited in the Wild. CVE-2021-30761 - A memory corruptio… twitter.com/i/web/status/1… 2021-06-15 07:49:15
Twitter Icon @Captain_Fadhily Apple Issues Urgent Patches for 2 Zero-Day Flaws Exploited in the Wild (CVE-2021-30761, CVE-2021-30762) thehackernews.com/2021/06/apple-… 2021-06-15 08:48:45
Twitter Icon @twelvesec #Apple issues urgent patches for 2 #ZeroDay flaws (CVE-2021-30761 & CVE-2021-30762) exploited in the wild.… twitter.com/i/web/status/1… 2021-06-15 09:28:30
Twitter Icon @__kokumoto Appleが古い端末向けにWebkitの脆弱性2点(CVE-2021-30761/30762)を定例外で修正。任意コード実行につながる可能性があり、悪用が確認されている。詳細非開示。修正はiPhone 5s/6/6 Plus、iP… twitter.com/i/web/status/1… 2021-06-15 10:42:04
Twitter Icon @autumn_good_35 CVE-2021-30737 CVE-2021-30761 CVE-2021-30762 About the security content of iOS 12.5.4 - Apple Support… twitter.com/i/web/status/1… 2021-06-15 13:44:04
Twitter Icon @Endtraff1cking #Apple Issues Urgent Patches for 2 Zero-Day Flaws Exploited in the Wild (CVE-2021-30761, CVE-2021-30762) thehackernews.com/2021/06/apple-… 2021-06-15 14:25:44
Twitter Icon @Har_sia CVE-2021-30761 har-sia.info/CVE-2021-30761… #HarsiaInfo 2021-06-15 15:00:04
Twitter Icon @manabu2111 後者がCVE-2021-30761/30762)を修正した、なお、後者についてはすでに悪用が確認されているという 2021-06-15 15:30:31
Twitter Icon @Har_sia CVE-2021-30761 har-sia.info/CVE-2021-30761… #HarsiaInfo 2021-06-15 18:23:02
Twitter Icon @ISC2 Apple publishes out-of-band patches for zero-day vulnerabilities for its Safari web browser. CVE-2021-30761 and C… twitter.com/i/web/status/1… 2021-06-15 19:39:39
Twitter Icon @yipcw Apple fixes ninth zero-day bug exploited in the wild this year CVE-2021-30761 and CVE-2021-30762 "Apple is aware of… twitter.com/i/web/status/1… 2021-06-15 21:13:02
Twitter Icon @jpcert CyberNewsFlash「iOSに関するアップデートについて」を公開。Appleによると、今回修正されたWebKitの脆弱性(CVE-2021-30762、CVE-2021-30761)は、すでに攻撃で悪用された可能性があると… twitter.com/i/web/status/1… 2021-06-16 05:08:25
Twitter Icon @twelvesec #Apple patched two bugs (CVE-2021-30761 & CVE-2021-30762) impacting its #Safari browser WebKit engine that are acti… twitter.com/i/web/status/1… 2021-06-16 13:42:03
Twitter Icon @securezoo Apple has released a security update for iOS 12.5.4 to fix two vulnerabilities (CVE-2021-30761 and CVE-2021-30762)… twitter.com/i/web/status/1… 2021-06-16 14:10:06
Twitter Icon @Har_sia CVE-2021-30761 har-sia.info/CVE-2021-30761… #HarsiaInfo 2021-06-16 15:01:07
Twitter Icon @csirt_it #Apple: aggiornamento per iOS 12 risolve 3 vulnerabilità, di cui due #0day. Le CVE-2021-30737, CVE-2021-30761 e CV… twitter.com/i/web/status/1… 2021-06-16 15:04:57
Twitter Icon @epicbounties - CVE-2021-30761: un problema de corrupción de la memoria que podría aprovecharse para obtener la ejecución de códi… twitter.com/i/web/status/1… 2021-06-24 12:23:43
Twitter Icon @CVEreport CVE-2021-30761 : A memory corruption issue was addressed with improved state management. This issue is fixed in iOS… twitter.com/i/web/status/1… 2021-09-08 14:16:39
Reddit Logo Icon /r/vulnintel Apple iOS WebKit code execution (CVE-2021-30761 CVE-2021-30762) 2021-06-15 07:46:32
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