What is the CVSS score of CVE-2013-0927?

CVE-2013-0927 has a CVSS 2.0 base score of 7.5 (High). CVSS vector: AV:N/AC:L/Au:N/C:P/I:P/A:P. EPSS exploitation probability: 0.2%.

Chrome CVE-2013-0927

HIGH

Improper Link Resolution Before File Access (CWE-59)

2013-04-10 chrome-cve-admin@google.com

Authentication Bypass Chrome Google Chrome Os

7.5

CVSS 2.0 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-59 OWASP Top 10:2025 A01:2025 - Broken Access Control ASVS 5.0 V5 - File Handling Symlink resolution safety
Impact	CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity. EPSS exploitation probability: 0.19%.
Exploit ScenarioDerived	This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).

No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAI

Google Chrome OS before 26.0.1410.57 relies on a Pango pango-utils.c read_config implementation that loads the contents of the .pangorc file in the user's home directory, and the file referenced by. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

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Technical ContextAI · show details

This vulnerability is classified under CWE-59. Google Chrome OS before 26.0.1410.57 relies on a Pango pango-utils.c read_config implementation that loads the contents of the .pangorc file in the user's home directory, and the file referenced by the PANGO_RC_FILE environment variable, which allows attackers to bypass intended access restrictions via crafted configuration data. Affected products include: Google Chrome Os. Version information: before 26.0.1410.57.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.5 HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Confidentiality

Integrity

Availability

DescriptionCVE.org

Google Chrome OS before 26.0.1410.57 relies on a Pango pango-utils.c read_config implementation that loads the contents of the .pangorc file in the user's home directory, and the file referenced by the PANGO_RC_FILE environment variable, which allows attackers to bypass intended access restrictions via crafted configuration data.

Threat Intelligence Overview

EPSS Score

0.2%

Top 59% exploitable

Data Quality

3 sources

Confidence: Low

NVD

CVE.org

EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity HIGH

CISA KEV No

Public POC No

EPSS 0.2%

Patch available No

Active threat No

Deciding rule

HIGH severity (CVSS 7.0-8.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

None

System Exposure· derived

Open

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +38

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Authentication Bypass CRITICAL

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Affected Products (CPE)CVE.org

cpe:2.3:o:google:chrome_os:*:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.0:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.1:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.3:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.4:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.5:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.6:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.7:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.8:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.9:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.10:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.11:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.12:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.14:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.15:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.16:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.17:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.18:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.19:*:*:*:*:*:*:*

cpe:2.3:o:google:chrome_os:26.0.1410.20:*:*:*:*:*:*:*

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References

Advisories & patches

REF http://git.chromium.org/gitweb/?p=chromiumos/overlays/chromiumos-overlay.git%3Ba=commit%3Bh=fb5a664def6cd34bf7295489ea73e1d989bdd6d0 REF http://googlechromereleases.blogspot.com/2013/04/chrome-os-stable-channel-update.html REF https://code.google.com/p/chromium/issues/detail?id=189250

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