CVE-2010-4577 · threatengine.sh

Home/CVE/The CSSParser::parseFontFaceSrc function in WebCore/css/CSSParser.cpp in WebKit, as used in Google Chrome before 8.0.552

CVE

CVE-2010-4577

The CSSParser::parseFontFaceSrc function in WebCore/css/CSSParser.cpp in WebKit, as used in Google Chrome before 8.0.552

The CSSParser::parseFontFaceSrc function in WebCore/css/CSSParser.cpp in WebKit, as used in Google Chrome before 8.0.552.224, Chrome OS before 8.0.552.343, webkitgtk before 1.2.6, and other products does not properly parse Cascading Style Sheets (CSS) token sequences, which allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted local font, related to "Type Confusion.".

HIGH · CVSS 7.5 EPSS 0.04266

Act now

Public exploit or PoC is available
SSVC automatable: yes - attacks can be scripted at scale
CVSS base score ≥ 7.0

Sigma rules2 YARA rules0

⬡

Weakness Classification

CWE-125Out-of-bounds Read
CWE-125Out-of-bounds Read
CWE-843Access of Resource Using Incompatible Type ('Type Confusion')
CWE-843Access of Resource Using Incompatible Type ('Type Confusion')

▤

Affected Products & Versions

5

google chrome< 8.0.552.224
webkitgtk< 1.2.6
google chrome os< 8.0.552.343
fedoraproject fedoraall versions
debian linuxall versions

⚠

Public Exploits & PoCs

1

poccode.google.com · detail?id=63866code.google.com

◈

Sigma Hunt Rules

2

Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.

producthighRunning Chrome VPN Extensions via the Registry 2 VPN Extension

productmediumPotential Chrome Frame Helper DLL Sideloading

See all related Sigma rules for this CVE

▣

Scoring & Timeline

7.5

HIGH · CVSS v3.1 · cve@mitre.org

View on NVD

Attack Vector

Network Adjacent Local Physical

Attack Complexity

Low High

Privileges Required

None Low High

User Interaction

None Required

Scope

Unchanged Changed

Confidentiality

None Low High

Integrity

None Low High

Availability

None Low High

Published to NVD22 Dec 2010 · 01:00 AM

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

SSVC triage · cisa-vulnrichment

Exploitation

none

Automatable

yes

Technical impact

partial

SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.

⚑

Vendor Advisories

2

rhsaRHSA-2011:0177Moderate

🔗

References & Sources

14

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://googlechromereleases.blogspot.com/2010/12/stable-beta-channel-updates_13.htmlRelease Notes

http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052906.htmlMailing ListThird Party Advisory

http://secunia.com/advisories/42648Broken LinkThird Party Advisory

http://secunia.com/advisories/43086Broken LinkThird Party Advisory

http://trac.webkit.org/changeset/72685Mailing ListPatch

http://trac.webkit.org/changeset/72685/trunk/WebCore/css/CSSParser.cppMailing ListPatch

Show all 14 references

http://www.debian.org/security/2011/dsa-2188Mailing ListThird Party Advisory

http://www.gentoo.org/security/en/glsa/glsa-201012-01.xmlThird Party Advisory

http://www.redhat.com/support/errata/RHSA-2011-0177.htmlBroken LinkThird Party Advisory

http://www.securityfocus.com/bid/45722Broken LinkThird Party AdvisoryVDB Entry

http://www.vupen.com/english/advisories/2011/0216Broken LinkThird Party Advisory

https://bugs.webkit.org/show_bug.cgi?id=49883Permissions Required

https://bugzilla.redhat.com/show_bug.cgi?id=667025Issue TrackingThird Party Advisory

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13953Broken LinkThird Party Advisory

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