CVE-2012-1184

Asterisk vulnerability

CVSS

7.5

EPSS

16.4%

EPSS pct

97th

Exploited

No known

Stack-based buffer overflow in the ast_parse_digest function in main/utils.c in Asterisk 1.8.x before 1.8.10.1 and 10.x before 10.2.1 allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a long string in an HTTP Digest Authentication header.

Affected vendor

Digium

Affected product

Asterisk

CVSS vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Weakness type (CWE)

CWE-119 — Improper Restriction of Operations within Memory Bounds

Published

2012-09-18

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to confidentiality, partial impact to integrity, partial impact to availability.

Its EPSS score of 16.4% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2012-1184

Confirm whether Digium Asterisk is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2012-1184.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2012-1184

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2012-1184 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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