CVE-2011-2490

CVE-2011-2490 is a high-severity vulnerability in Nrl Opie with a CVSS 2.0 base score of 7.2. 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-20.

Key facts

Description

opielogin.c in opielogin in OPIE 2.4.1-test1 and earlier does not check the return value of the setuid system call, which allows local users to gain privileges by arranging for an account to already be running its maximum number of processes.

Frequently asked questions

What is CVE-2011-2490?
opielogin.c in opielogin in OPIE 2.4.1-test1 and earlier does not check the return value of the setuid system call, which allows local users to gain privileges by arranging for an account to already be running its maximum number of processes.
How severe is CVE-2011-2490?
CVE-2011-2490 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2011-2490 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-2490?
CVE-2011-2490 primarily affects Nrl Opie. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-2490?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2011-2490 published?
CVE-2011-2490 was published on 2011-07-27 and last updated on 2026-06-16.

References

Affected products (9)

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