Improper access control in libgit2.github.com libgit2
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2016-10130 |
| CWE-ID | CWE-284 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
libgit2 Universal components / Libraries / Libraries used by multiple products |
| Vendor | libgit2.github.com |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Improper access control
EUVDB-ID: #VU32002
Risk: Medium
CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2016-10130
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: No
DescriptionThe vulnerability allows a remote non-authenticated attacker to manipulate data.
The http_connect function in transports/http.c in libgit2 before 0.24.6 and 0.25.x before 0.25.1 might allow man-in-the-middle attackers to spoof servers by leveraging clobbering of the error variable.
MitigationInstall update from vendor's website.
Vulnerable software versionslibgit2: 0.24.4.0 - 0.25.1.0
External linkshttp://lists.opensuse.org/opensuse-updates/2017-02/msg00030.html
http://lists.opensuse.org/opensuse-updates/2017-02/msg00036.html
http://lists.opensuse.org/opensuse-updates/2017-02/msg00072.html
http://www.openwall.com/lists/oss-security/2017/01/10/5
http://www.openwall.com/lists/oss-security/2017/01/11/6
http://www.securityfocus.com/bid/95359
http://github.com/libgit2/libgit2/commit/9a64e62f0f20c9cf9b2e1609f037060eb2d8eb22
http://github.com/libgit2/libgit2/commit/b5c6a1b407b7f8b952bded2789593b68b1876211
http://libgit2.github.com/security/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
