How severe is CVE-2013-6774?

CVE-2013-6774 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2013-6774 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-6774?

CVE-2013-6774 primarily affects Chainfire Supersu. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-6774?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2013-6774 published?

CVE-2013-6774 was published on 2014-03-31 and last updated on 2026-06-17.

CVE-2013-6774

CVE-2013-6774 is a critical-severity vulnerability in Chainfire Supersu with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Chainfire Supersu
Published: 2014-03-31
Last modified: 2026-06-17

Description

Untrusted search path vulnerability in the ChainsDD Superuser package 3.1.3 for Android 4.2.x and earlier, CyanogenMod/ClockWorkMod/Koush Superuser package 1.0.2.1 for Android 4.2.x and earlier, and Chainfire SuperSU package before 1.69 for Android 4.2.x and earlier allows attackers to load an arbitrary .jar file and gain privileges via a crafted BOOTCLASSPATH environment variable for a /system/xbin/su process. NOTE: another researcher was unable to reproduce this with ChainsDD Superuser.

Frequently asked questions

What is CVE-2013-6774?: Untrusted search path vulnerability in the ChainsDD Superuser package 3.1.3 for Android 4.2.x and earlier, CyanogenMod/ClockWorkMod/Koush Superuser package 1.0.2.1 for Android 4.2.x and earlier, and Chainfire SuperSU package before 1.69 for Android 4.2.x and earlier allows attackers to load an arbitrary .jar file and gain privileges via a crafted BOOTCLASSPATH environment variable for a /system/xbin/su process. NOTE: another researcher was unable to reproduce this with ChainsDD Superuser.
How severe is CVE-2013-6774?: CVE-2013-6774 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2013-6774 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-6774?: CVE-2013-6774 primarily affects Chainfire Supersu. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-6774?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2013-6774 published?: CVE-2013-6774 was published on 2014-03-31 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:chainfire:supersu:1.69:*:*:*:*:android:*:*
cpe:2.3:a:androidsu:chainsdd_superuser:3.1.3:*:*:*:*:android:*:*
cpe:2.3:a:koushik_dutta:superuser:1.0.2.1:*:*:*:*:*:*:*

More vulnerabilities in Chainfire Supersu

CVE-2013-6775 — Critical (CVSS 10.0): The Chainfire SuperSU package before 1.69 for Android allows attackers to gain privileges via the (1) backtick or (2)…

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