Improper input validation in Digium Asterisk
CVE-2014-2287
channels/chan_sip.c in Asterisk Open Source 1.8.x before 1.8.26.1, 11.8.x before 11.8.1, and 12.1.x before 12.1.1, and Certified Asterisk 1.8.15 before 1.8.15-cert5 and 11.6 before 11.6-cert2, when chan_sip has a certain configuration, allows remote authenticated users to cause a denial of service (channel and file descriptor consumption) via an INVITE request with a (1) Session-Expires or (2) Min-SE header with a malformed or invalid value.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v2 metric
CVSS v2 base score 3.5 (Low). Vector: AV:N/AC:M/Au:S/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.025 (83.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000
Affected products
- Digium Asterisk — versions 1.8.0, 1.8.1, 1.8.1.1
- Digium Certified Asterisk — versions 1.8.0.0, 1.8.1.0, 1.8.2.0
- Fedoraproject Fedora — versions 19, 20
Weakness classification (CWE)
References
- www.securityfocus.com/bid/66094 (vdb-entry)
- downloads.asterisk.org/pub/security/AST-2014-002.html (Patch, Vendor Advisory)
- issues.asterisk.org/jira/browse/ASTERISK-23373
- www.mandriva.com/security/advisories (vendor-advisory)
- lists.fedoraproject.org/pipermail/package-announce/2014-March/130426.html (vendor-advisory)
- lists.fedoraproject.org/pipermail/package-announce/2014-March/130400.html (vendor-advisory)
- downloads.asterisk.org/pub/security/AST-2014-002-1.8.diff (Patch)