CVE-2013-4509

CVE-2013-4509 is a low-severity vulnerability in Ibus Project Ibus with a CVSS 2.0 base score of 1.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-255.

Key facts

Description

The default configuration of IBUS 1.5.4, and possibly 1.5.2 and earlier, when IBus.InputPurpose.PASSWORD is not set and used with GNOME 3, does not obscure the entered password characters, which allows physically proximate attackers to obtain a user password by reading the lockscreen.

Frequently asked questions

What is CVE-2013-4509?
The default configuration of IBUS 1.5.4, and possibly 1.5.2 and earlier, when IBus.InputPurpose.PASSWORD is not set and used with GNOME 3, does not obscure the entered password characters, which allows physically proximate attackers to obtain a user password by reading the lockscreen.
How severe is CVE-2013-4509?
CVE-2013-4509 has a CVSS 2.0 base score of 1.9, rated low severity.
Is CVE-2013-4509 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4509?
CVE-2013-4509 primarily affects Ibus Project Ibus. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-4509?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-4509 published?
CVE-2013-4509 was published on 2013-11-23 and last updated on 2026-06-16.

References

Affected products (3)

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