Home/CVE/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
CVE

CVE-2012-1184

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

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.

HIGH · CVSS 7.5 EPSS 0.37421
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  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 3% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
▤

Affected Products & Versions

1
digium asteriskall versions
⚠

Public Exploits & PoCs

1
dosAsterisk - 'ast_parse_digest()' Stack Buffer Overflow (PoC)2012-03-15
▣

Scoring & Timeline

7.5
HIGH · CVSS v2 (legacy) · secalert@redhat.com
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This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Published to NVD18 Sep 2012 · 06:55 PM
🔗

References & Sources

9
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://downloads.asterisk.org/pub/security/AST-2012-003-1.8.diff
http://downloads.asterisk.org/pub/security/AST-2012-003.pdfVendor Advisory
http://osvdb.org/80126
http://secunia.com/advisories/48417Vendor Advisory
http://www.asterisk.org/node/51797Vendor Advisory
http://www.openwall.com/lists/oss-security/2012/03/16/10
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