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CVE-2021-30952 CISA KEV · Actively exploited

webkitgtk: Processing maliciously crafted web content may lead to arbitrary code execution

CVSS score

7.8

EPSS probability

%7.0

Risk score

1.1

Published

4 y ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
A patch is available only for some products or versions

Kanıt listesindeki ürün ve sürüm eşleşmesini kontrol edin; bazı varyantlar hâlâ etkileniyor olabilir.

Impact on My Inventory

Only the personal products you have added to your account are assessed; an organisation's inventory does not appear here.

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Vulnerability description

DayBreach CVE AI Research

CVE-2021-30952 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.

A flaw was found in webkitgtk. The vulnerability occurs due to improper input validation, which can lead to an integer overflow. An attacker with network access could pass specially crafted web content files causing an application to halt, crash, or may lead to arbitrary code execution.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2021-30952 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1Red Hatred_hat_enterprise_linux_6:webkitgtk View
2Red Hatred_hat_enterprise_linux_6:webkitgtk-devel View
3Red Hatred_hat_enterprise_linux_6:webkitgtk-doc View
4Red Hatred_hat_enterprise_linux_6:webkitgtk.src View
5Red Hatred_hat_enterprise_linux_7:libwebkit2gtk View
6Red Hatred_hat_enterprise_linux_7:webkitgtk3 View
7Red Hatred_hat_enterprise_linux_7:webkitgtk3-devel View
8Red Hatred_hat_enterprise_linux_7:webkitgtk3-doc View
9Red Hatred_hat_enterprise_linux_7:webkitgtk3.src View
10Red Hat7Server-ELS:webkitgtk4-0:2.48.3-2.el7_9.s390x View
11Red Hat7Server-ELS:webkitgtk4-0:2.48.3-2.el7_9.src View
12Red Hat7Server-ELS:webkitgtk4-0:2.48.3-2.el7_9.x86_64 View
13Red Hat7Server-ELS:webkitgtk4-debuginfo-0:2.48.3-2.el7_9.s390x View
14Red Hat7Server-ELS:webkitgtk4-debuginfo-0:2.48.3-2.el7_9.x86_64 View
15Red Hat7Server-ELS:webkitgtk4-devel-0:2.48.3-2.el7_9.s390x View
16Red Hat7Server-ELS:webkitgtk4-devel-0:2.48.3-2.el7_9.x86_64 View
17Red Hat7Server-ELS:webkitgtk4-doc-0:2.48.3-2.el7_9.noarch View
18Red Hat7Server-ELS:webkitgtk4-jsc-0:2.48.3-2.el7_9.s390x View
19Red Hat7Server-ELS:webkitgtk4-jsc-0:2.48.3-2.el7_9.x86_64 View
20Red Hat7Server-ELS:webkitgtk4-jsc-devel-0:2.48.3-2.el7_9.s390x View
21Red Hat7Server-ELS:webkitgtk4-jsc-devel-0:2.48.3-2.el7_9.x86_64 View
22Red Hat7Server-optional-ELS:webkitgtk4-0:2.48.3-2.el7_9.s390x View
23Red Hat7Server-optional-ELS:webkitgtk4-0:2.48.3-2.el7_9.src View
24Red Hat7Server-optional-ELS:webkitgtk4-0:2.48.3-2.el7_9.x86_64 View
25Red Hat7Server-optional-ELS:webkitgtk4-debuginfo-0:2.48.3-2.el7_9.s390x View
26Red Hat7Server-optional-ELS:webkitgtk4-debuginfo-0:2.48.3-2.el7_9.x86_64 View
27Red Hat7Server-optional-ELS:webkitgtk4-devel-0:2.48.3-2.el7_9.s390x View
28Red Hat7Server-optional-ELS:webkitgtk4-devel-0:2.48.3-2.el7_9.x86_64 View
29Red Hat7Server-optional-ELS:webkitgtk4-doc-0:2.48.3-2.el7_9.noarch View
30Red Hat7Server-optional-ELS:webkitgtk4-jsc-0:2.48.3-2.el7_9.s390x View
31Red Hat7Server-optional-ELS:webkitgtk4-jsc-0:2.48.3-2.el7_9.x86_64 View
32Red Hat7Server-optional-ELS:webkitgtk4-jsc-devel-0:2.48.3-2.el7_9.s390x View
33Red Hat7Server-optional-ELS:webkitgtk4-jsc-devel-0:2.48.3-2.el7_9.x86_64 View
34Red HatAppStream-8.6.0.GA:webkit2gtk3-0:2.34.6-1.el8.aarch64 View
35Red HatAppStream-8.6.0.GA:webkit2gtk3-0:2.34.6-1.el8.i686 View
36Red HatAppStream-8.6.0.GA:webkit2gtk3-0:2.34.6-1.el8.ppc64le View
37Red HatAppStream-8.6.0.GA:webkit2gtk3-0:2.34.6-1.el8.s390x View
38Red HatAppStream-8.6.0.GA:webkit2gtk3-0:2.34.6-1.el8.src View
39Red HatAppStream-8.6.0.GA:webkit2gtk3-0:2.34.6-1.el8.x86_64 View
40Red HatAppStream-8.6.0.GA:webkit2gtk3-debuginfo-0:2.34.6-1.el8.aarch64 View
41Red HatAppStream-8.6.0.GA:webkit2gtk3-debuginfo-0:2.34.6-1.el8.i686 View
42Red HatAppStream-8.6.0.GA:webkit2gtk3-debuginfo-0:2.34.6-1.el8.ppc64le View
43Red HatAppStream-8.6.0.GA:webkit2gtk3-debuginfo-0:2.34.6-1.el8.s390x View
44Red HatAppStream-8.6.0.GA:webkit2gtk3-debuginfo-0:2.34.6-1.el8.x86_64 View
45Red HatAppStream-8.6.0.GA:webkit2gtk3-debugsource-0:2.34.6-1.el8.aarch64 View
46Red HatAppStream-8.6.0.GA:webkit2gtk3-debugsource-0:2.34.6-1.el8.i686 View
47Red HatAppStream-8.6.0.GA:webkit2gtk3-debugsource-0:2.34.6-1.el8.ppc64le View
48Red HatAppStream-8.6.0.GA:webkit2gtk3-debugsource-0:2.34.6-1.el8.s390x View
49Red HatAppStream-8.6.0.GA:webkit2gtk3-debugsource-0:2.34.6-1.el8.x86_64 View
50Red HatAppStream-8.6.0.GA:webkit2gtk3-devel-0:2.34.6-1.el8.aarch64 View
51Red HatAppStream-8.6.0.GA:webkit2gtk3-devel-0:2.34.6-1.el8.i686 View
52Red HatAppStream-8.6.0.GA:webkit2gtk3-devel-0:2.34.6-1.el8.ppc64le View
53Red HatAppStream-8.6.0.GA:webkit2gtk3-devel-0:2.34.6-1.el8.s390x View
54Red HatAppStream-8.6.0.GA:webkit2gtk3-devel-0:2.34.6-1.el8.x86_64 View
55Red HatAppStream-8.6.0.GA:webkit2gtk3-devel-debuginfo-0:2.34.6-1.el8.aarch64 View
56Red HatAppStream-8.6.0.GA:webkit2gtk3-devel-debuginfo-0:2.34.6-1.el8.i686 View
57Red HatAppStream-8.6.0.GA:webkit2gtk3-devel-debuginfo-0:2.34.6-1.el8.ppc64le View
58Red HatAppStream-8.6.0.GA:webkit2gtk3-devel-debuginfo-0:2.34.6-1.el8.s390x View
59Red HatAppStream-8.6.0.GA:webkit2gtk3-devel-debuginfo-0:2.34.6-1.el8.x86_64 View
60Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-0:2.34.6-1.el8.aarch64 View
61Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-0:2.34.6-1.el8.i686 View
62Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-0:2.34.6-1.el8.ppc64le View
63Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-0:2.34.6-1.el8.s390x View
64Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-0:2.34.6-1.el8.x86_64 View
65Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-debuginfo-0:2.34.6-1.el8.aarch64 View
66Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-debuginfo-0:2.34.6-1.el8.i686 View
67Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-debuginfo-0:2.34.6-1.el8.ppc64le View
68Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-debuginfo-0:2.34.6-1.el8.s390x View
69Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-debuginfo-0:2.34.6-1.el8.x86_64 View
70Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-devel-0:2.34.6-1.el8.aarch64 View
71Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-devel-0:2.34.6-1.el8.i686 View
72Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-devel-0:2.34.6-1.el8.ppc64le View
73Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-devel-0:2.34.6-1.el8.s390x View
74Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-devel-0:2.34.6-1.el8.x86_64 View
75Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-devel-debuginfo-0:2.34.6-1.el8.aarch64 View
76Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-devel-debuginfo-0:2.34.6-1.el8.i686 View
77Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-devel-debuginfo-0:2.34.6-1.el8.ppc64le View
78Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-devel-debuginfo-0:2.34.6-1.el8.s390x View
79Red HatAppStream-8.6.0.GA:webkit2gtk3-jsc-devel-debuginfo-0:2.34.6-1.el8.x86_64 View
80appleMultiple Products View
Total affected vendors: 2|Products: 80

RED HAT CSAF/VEX: Product Impact Check

Does this CVE affect my Red Hat product?

The results come directly from the Red Hat CSAF VEX product status; they are not estimates.

Affected

Red Hat bu ürün sürümünü etkilenen olarak işaretliyor.

Red Hat fixes

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

Out of support scope

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
7.8cvss_v3HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HRed Hat

Patch and Remediation Guide

Solution & Remediation Advisory

Partial patch

4 düzeltme kanıtı bulundu; en az 9 ürün veya sürüm hâlâ etkileniyor ya da inceleniyor.

redhat

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

Open source
redhat

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

Open source
redhat

Out of support scope

reference

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

Open source
reference

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

Open source
canonical

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Apply the official update named in the evidence only to the matching product and version.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

This CVE is marked as actively exploited in the CISA KEV catalogue, but no verified, downloadable public PoC or Metasploit module has been found yet. Evidence of active exploitation does not mean that public exploit code exists.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-30952 is associated with the following CWEs:

CWE-190: Integer Overflow or Wraparound

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-30952 weaknesses.

CAPEC-66: SQL InjectionCAPEC-126: Path TraversalCAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureYerel erişim
PermissionsGerekmiyor
UserGerekiyor

Official Sources and Advisories

Canonical URLvendor-advisoryRHBZ#2044538vendor-advisoryhttps://www.cve.org/CVERecord?id=CVE-2021-30952vendor-advisoryhttps://nvd.nist.gov/vuln/detail/CVE-2021-30952vendor-advisoryhttps://webkitgtk.org/security/WSA-2022-0001.htmlvendor-advisoryhttps://www.cisa.gov/known-exploited-vulnerabilities-catalogvendor-advisoryFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258patchFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258patch

CVSS Vector Radar Chart

7.8 / 10
Attack VectorLocalComplexityLowPrivilegesNoneUser Interact.RequiredConfidentialityLowIntegrityHighAvailabilityHigh

Vulnerability Scoring Details

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack VectorLocal
Attack ComplexityLow
Privileges RequiredNone required
User Interaction—
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)High
Availability (Erişilebilirlik)High

Kısmi yama

4 düzeltme kanıtı bulundu; en az 9 ürün veya sürüm hâlâ etkileniyor ya da inceleniyor.

Follow the vendor

RH
Red Hat logo
Red Hat
A
apple logo
apple

Weakness Type (CWE & CAPEC)

CWE-190

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