7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.004 Low
EPSS
Percentile
73.1%
In ng_pkt in transports/smart_pkt.c in libgit2 before 0.26.6 and 0.27.x
before 0.27.4, a remote attacker can send a crafted smart-protocol “ng”
packet that lacks a ‘\0’ byte to trigger an out-of-bounds read that leads
to DoS.
bugs.chromium.org/p/oss-fuzz/issues/detail?id=9406
bugzilla.suse.com/show_bug.cgi?id=1104641
github.com/libgit2/libgit2/commit/1f9a8510e1d2f20ed7334eeeddb92c4dd8e7c649
github.com/libgit2/libgit2/releases/tag/v0.26.6
github.com/libgit2/libgit2/releases/tag/v0.27.4
launchpad.net/bugs/cve/CVE-2018-15501
nvd.nist.gov/vuln/detail/CVE-2018-15501
security-tracker.debian.org/tracker/CVE-2018-15501
www.cve.org/CVERecord?id=CVE-2018-15501
www.pro-linux.de/sicherheit/2/44650/denial-of-service-in-libgit2.html
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.004 Low
EPSS
Percentile
73.1%