CVE-2018-15501
Gitlib Smart-Pkt Out-of-Bounds Read Denial of Service
Description
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.
INFO
Published Date :
Aug. 18, 2018, 2:29 a.m.
Last Modified :
May 11, 2022, 8:59 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2018-15501.
| URL | Resource |
|---|---|
| https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9406 | Exploit Issue Tracking Patch Third Party Advisory |
| https://bugzilla.suse.com/show_bug.cgi?id=1104641 | Issue Tracking Patch Third Party Advisory |
| https://github.com/libgit2/libgit2/commit/1f9a8510e1d2f20ed7334eeeddb92c4dd8e7c649 | Patch Third Party Advisory |
| https://github.com/libgit2/libgit2/releases/tag/v0.26.6 | Release Notes Third Party Advisory |
| https://github.com/libgit2/libgit2/releases/tag/v0.27.4 | Release Notes Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2018/08/msg00024.html | Mailing List Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2022/03/msg00031.html | Mailing List Third Party Advisory |
| https://www.pro-linux.de/sicherheit/2/44650/denial-of-service-in-libgit2.html | Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2018-15501 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2018-15501 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
May. 11, 2022
Action Type Old Value New Value Removed CVSS V3 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9406 Third Party Advisory https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9406 Exploit, Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://github.com/libgit2/libgit2/releases/tag/v0.26.6 Third Party Advisory https://github.com/libgit2/libgit2/releases/tag/v0.26.6 Release Notes, Third Party Advisory Changed Reference Type https://github.com/libgit2/libgit2/releases/tag/v0.27.4 Third Party Advisory https://github.com/libgit2/libgit2/releases/tag/v0.27.4 Release Notes, Third Party Advisory Changed Reference Type https://lists.debian.org/debian-lts-announce/2022/03/msg00031.html No Types Assigned https://lists.debian.org/debian-lts-announce/2022/03/msg00031.html Mailing List, Third Party Advisory Changed CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Mar. 21, 2022
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2022/03/msg00031.html [No Types Assigned] -
Initial Analysis by [email protected]
Oct. 12, 2018
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://bugzilla.suse.com/show_bug.cgi?id=1104641 No Types Assigned https://bugzilla.suse.com/show_bug.cgi?id=1104641 Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://www.pro-linux.de/sicherheit/2/44650/denial-of-service-in-libgit2.html No Types Assigned https://www.pro-linux.de/sicherheit/2/44650/denial-of-service-in-libgit2.html Third Party Advisory Changed Reference Type https://lists.debian.org/debian-lts-announce/2018/08/msg00024.html No Types Assigned https://lists.debian.org/debian-lts-announce/2018/08/msg00024.html Mailing List, Third Party Advisory Changed Reference Type https://github.com/libgit2/libgit2/commit/1f9a8510e1d2f20ed7334eeeddb92c4dd8e7c649 No Types Assigned https://github.com/libgit2/libgit2/commit/1f9a8510e1d2f20ed7334eeeddb92c4dd8e7c649 Patch, Third Party Advisory Changed Reference Type https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9406 No Types Assigned https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9406 Third Party Advisory Changed Reference Type https://github.com/libgit2/libgit2/releases/tag/v0.26.6 No Types Assigned https://github.com/libgit2/libgit2/releases/tag/v0.26.6 Third Party Advisory Changed Reference Type https://github.com/libgit2/libgit2/releases/tag/v0.27.4 No Types Assigned https://github.com/libgit2/libgit2/releases/tag/v0.27.4 Third Party Advisory Added CWE CWE-125 Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:a:libgit2:libgit2:*:*:*:*:*:*:*:* versions up to (excluding) 0.26.6 *cpe:2.3:a:libgit2:libgit2:*:*:*:*:*:*:*:* versions from (including) 0.27.0 up to (excluding) 0.27.4 -
CVE Modified by [email protected]
Aug. 26, 2018
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2018/08/msg00024.html [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2018-15501 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2018-15501
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.39 }} 0.01%
score
0.70608
percentile