CVE-2013-6490

CVE-2013-6490 is a critical-severity vulnerability in Pidgin with a CVSS 2.0 base score of 10.0. Its EPSS exploit-prediction score of 15% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

Description

The SIMPLE protocol functionality in Pidgin before 2.10.8 allows remote attackers to have an unspecified impact via a negative Content-Length header, which triggers a buffer overflow.

Frequently asked questions

What is CVE-2013-6490?
The SIMPLE protocol functionality in Pidgin before 2.10.8 allows remote attackers to have an unspecified impact via a negative Content-Length header, which triggers a buffer overflow.
How severe is CVE-2013-6490?
CVE-2013-6490 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2013-6490 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 15% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-6490?
CVE-2013-6490 primarily affects Pidgin. In total, 53 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-6490?
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-2013-6490 published?
CVE-2013-6490 was published on 2014-02-06 and last updated on 2026-06-17.

References

Affected products (53)

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