How severe is CVE-2005-2103?

CVE-2005-2103 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2005-2103 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-2103?

CVE-2005-2103 affects Gaim Project Gaim. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2005-2103?

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-2005-2103 published?

CVE-2005-2103 was published on 2005-08-16 and last updated on 2026-06-16.

CVE-2005-2103

CVE-2005-2103 is a critical-severity vulnerability in Gaim Project Gaim with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 16% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-131.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 16% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-131
Affected product: Gaim Project Gaim
Published: 2005-08-16
Last modified: 2026-06-16

Description

Buffer overflow in the AIM and ICQ module in Gaim before 1.5.0 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via an away message with a large number of AIM substitution strings, such as %t or %n.

Frequently asked questions

What is CVE-2005-2103?: Buffer overflow in the AIM and ICQ module in Gaim before 1.5.0 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via an away message with a large number of AIM substitution strings, such as %t or %n.
How severe is CVE-2005-2103?: CVE-2005-2103 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2005-2103 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-2103?: CVE-2005-2103 affects Gaim Project Gaim. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2005-2103?: 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-2005-2103 published?: CVE-2005-2103 was published on 2005-08-16 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:gaim_project:gaim:*:*:*:*:*:*:*:*

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