CVE-2006-1827

CVE-2006-1827 is a medium-severity vulnerability in Digium Asterisk with a CVSS 2.0 base score of 6.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Integer signedness error in format_jpeg.c in Asterisk 1.2.6 and earlier allows remote attackers to execute arbitrary code via a length value that passes a length check as a negative number, but triggers a buffer overflow when it is used as an unsigned length.

Frequently asked questions

What is CVE-2006-1827?
Integer signedness error in format_jpeg.c in Asterisk 1.2.6 and earlier allows remote attackers to execute arbitrary code via a length value that passes a length check as a negative number, but triggers a buffer overflow when it is used as an unsigned length.
How severe is CVE-2006-1827?
CVE-2006-1827 has a CVSS 2.0 base score of 6.4, rated medium severity.
Is CVE-2006-1827 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-1827?
CVE-2006-1827 primarily affects Digium Asterisk. In total, 38 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-1827?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-1827 published?
CVE-2006-1827 was published on 2006-04-18 and last updated on 2026-06-16.

References

Affected products (38)

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