| Vulnerability Name: | CVE-2016-3739 (CCN-113307) |
| Assigned: | 2016-05-18 |
| Published: | 2016-05-18 |
| Updated: | 2018-10-17 |
| Summary: | The (1) mbed_connect_step1 function in lib/vtls/mbedtls.c and (2) polarssl_connect_step1 function in lib/vtls/polarssl.c in cURL and libcurl before 7.49.0, when using SSLv3 or making a TLS connection to a URL that uses a numerical IP address, allow remote attackers to spoof servers via an arbitrary valid certificate.
|
| CVSS v3 Severity: | 5.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N)
4.6 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C)| Exploitability Metrics: | Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): Required | | Scope: | Scope (S): Unchanged
| | Impact Metrics: | Confidentiality (C): None
Integrity (I): High
Availibility (A): None |
4.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N)
3.8 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C)| Exploitability Metrics: | Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required | | Scope: | Scope (S): Unchanged
| | Impact Metrics: | Confidentiality (C): None
Integrity (I): Low
Availibility (A): None |
|
| CVSS v2 Severity: | 2.6 Low (CVSS v2 Vector: AV:N/AC:H/Au:N/C:N/I:P/A:N)| Exploitability Metrics: | Access Vector (AV): Network
Access Complexity (AC): High
Authentication (Au): None | | Impact Metrics: | Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None |
4.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:P/A:N)| Exploitability Metrics: | Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
| | Impact Metrics: | Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None |
|
| Vulnerability Type: | CWE-20
|
| Vulnerability Consequences: | Bypass Security |
| References: | Source: MITRE
Type: CNA
CVE-2016-3739
Source: CCN
Type: Oracle CPUApr2017
Oracle Critical Patch Update Advisory - April 2017
Source: CONFIRM
Type: UNKNOWN
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
Source: BID
Type: UNKNOWN
90726
Source: CCN
Type: BID-90726
cURL/libcURL CVE-2016-3739 TLS Certificate Validation Security Bypass Vulnerability
Source: SECTRACK
Type: UNKNOWN
1035907
Source: SLACKWARE
Type: UNKNOWN
SSA:2016-141-01
Source: CONFIRM
Type: UNKNOWN
https://curl.haxx.se/changes.html#7_49_0
Source: CONFIRM
Type: Vendor Advisory
https://curl.haxx.se/CVE-2016-3739.patch
Source: CCN
Type: Project cURL Security Advisory, May 18th 2016
TLS certificate check bypass with mbedTLS/PolarSSL
Source: CONFIRM
Type: Vendor Advisory
https://curl.haxx.se/docs/adv_20160518.html
Source: XF
Type: UNKNOWN
libcurl-cve20163739-sec-bypass(113307)
Source: CONFIRM
Type: UNKNOWN
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149
Source: CONFIRM
Type: UNKNOWN
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722
Source: GENTOO
Type: UNKNOWN
GLSA-201701-47
Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2016-3739
|
| Vulnerable Configuration: | Configuration 1:
cpe:/a:haxx:curl:7.21.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.21.1:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.21.2:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.21.3:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.21.4:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.21.5:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.21.6:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.21.7:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.22.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.23.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.23.1:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.24.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.25.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.26.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.27.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.28.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.28.1:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.29.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.30.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.31.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.32.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.33.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.34.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.35.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.36.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.38.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.39.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.40.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.41.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.42.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.42.1:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.43.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.44.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.45.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.46.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.47.0:*:*:*:*:*:*:*OR cpe:/a:haxx:curl:7.48.0:*:*:*:*:*:*:*
Configuration CCN 1:
cpe:/a:curl:libcurl:7.21.0:*:*:*:*:*:*:*OR cpe:/a:curl:libcurl:7.22.0:*:*:*:*:*:*:*OR cpe:/a:curl:libcurl:7.23.0:*:*:*:*:*:*:*AND cpe:/a:oracle:secure_global_desktop:5.2:*:*:*:*:*:*:*OR cpe:/a:oracle:secure_global_desktop:5.3:*:*:*:*:*:*:*
 Denotes that component is vulnerable |
| Oval Definitions |
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