Vulnerability Details : CVE-2017-2780
An exploitable heap buffer overflow vulnerability exists in the X509 certificate parsing functionality of InsideSecure MatrixSSL 3.8.7b. A specially crafted x509 certificate can cause a buffer overflow on the heap resulting in remote code execution. To trigger this vulnerability, a specially crafted x509 certificate must be presented to the vulnerable client or server application when initiating secure connection.
Vulnerability category: OverflowMemory CorruptionExecute code
Products affected by CVE-2017-2780
- cpe:2.3:a:matrixssl:matrixssl:3.8.7b:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-2780
2.46%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 90 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-2780
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
8.1
|
HIGH | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.2
|
5.9
|
Talos | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2017-2780
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-2780
-
http://www.securityfocus.com/bid/99249
MatrixSSL 'X509' Certificate Parsing Multiple Buffer Overflow VulnerabilitiesBroken Link;Third Party Advisory;VDB Entry
-
https://talosintelligence.com/vulnerability_reports/TALOS-2017-0276
TALOS-2017-0276 || Cisco Talos Intelligence Group - Comprehensive Threat IntelligenceExploit;Third Party Advisory;VDB Entry
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