How severe is CVE-2014-2875?

CVE-2014-2875 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2014-2875 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-2014-2875?

CVE-2014-2875 primarily affects Keplerproject Cgilua. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-2875?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2014-2875 published?

CVE-2014-2875 was published on 2020-02-06 and last updated on 2026-06-17.

CVE-2014-2875

CVE-2014-2875 is a medium-severity vulnerability in Keplerproject Cgilua with a CVSS 3.x base score of 6.1. 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-307.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-307
Affected product: Keplerproject Cgilua
Published: 2020-02-06
Last modified: 2026-06-17

Description

The session.lua library in CGILua 5.2 alpha 1 and 5.2 alpha 2 uses weak session IDs generated based on OS time, which allows remote attackers to hijack arbitrary sessions via a brute force attack. NOTE: CVE-2014-10399 and CVE-2014-10400 were SPLIT from this ID.

Frequently asked questions

What is CVE-2014-2875?: The session.lua library in CGILua 5.2 alpha 1 and 5.2 alpha 2 uses weak session IDs generated based on OS time, which allows remote attackers to hijack arbitrary sessions via a brute force attack. NOTE: CVE-2014-10399 and CVE-2014-10400 were SPLIT from this ID.
How severe is CVE-2014-2875?: CVE-2014-2875 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2014-2875 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-2014-2875?: CVE-2014-2875 primarily affects Keplerproject Cgilua. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-2875?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-2875 published?: CVE-2014-2875 was published on 2020-02-06 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:keplerproject:cgilua:*:*:*:*:*:*:*:*
cpe:2.3:a:keplerproject:cgilua:5.2:alpha1:*:*:*:*:*:*
cpe:2.3:a:keplerproject:cgilua:5.2:alpha2:*:*:*:*:*:*

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CVE-2014-10400 — Medium (CVSS 6.1): The session.lua library in CGILua 5.0.x uses sequential session IDs, which makes it easier for remote attackers to…
CVE-2014-10399 — Medium (CVSS 6.1): The session.lua library in CGILua 5.1.x uses the same ID for each session, which allows remote attackers to hijack…

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