CVE-2020-11947
QEMU ISCSI Heap Buffer Overread Vulnerability
Description
iscsi_aio_ioctl_cb in block/iscsi.c in QEMU 4.1.0 has a heap-based buffer over-read that may disclose unrelated information from process memory to an attacker.
INFO
Published Date :
Dec. 31, 2020, 1:15 a.m.
Last Modified :
Nov. 7, 2023, 3:15 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
1.4
Exploitability Score :
2.0
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-2020-11947.
| URL | Resource |
|---|---|
| http://www.openwall.com/lists/oss-security/2021/01/13/4 | Mailing List Patch Third Party Advisory |
| https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=ff0507c239a246fd7215b31c5658fc6a3ee1e4c5 | |
| https://security.netapp.com/advisory/ntap-20210212-0001/ | 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-2020-11947 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-11947 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 -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference MITRE https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=ff0507c239a246fd7215b31c5658fc6a3ee1e4c5 [No types assigned] Removed Reference MITRE https://git.qemu.org/?p=qemu.git;a=commit;h=ff0507c239a246fd7215b31c5658fc6a3ee1e4c5 -
Modified Analysis by [email protected]
Feb. 18, 2021
Action Type Old Value New Value Changed Reference Type http://www.openwall.com/lists/oss-security/2021/01/13/4 No Types Assigned http://www.openwall.com/lists/oss-security/2021/01/13/4 Mailing List, Patch, Third Party Advisory Changed Reference Type https://security.netapp.com/advisory/ntap-20210212-0001/ No Types Assigned https://security.netapp.com/advisory/ntap-20210212-0001/ Third Party Advisory -
CVE Modified by [email protected]
Feb. 12, 2021
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20210212-0001/ [No Types Assigned] -
CVE Modified by [email protected]
Jan. 13, 2021
Action Type Old Value New Value Added Reference http://www.openwall.com/lists/oss-security/2021/01/13/4 [No Types Assigned] -
Reanalysis by [email protected]
Jan. 07, 2021
Action Type Old Value New Value Removed CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N -
Initial Analysis by [email protected]
Jan. 05, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:N/A:N) Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Changed Reference Type https://git.qemu.org/?p=qemu.git;a=commit;h=ff0507c239a246fd7215b31c5658fc6a3ee1e4c5 No Types Assigned https://git.qemu.org/?p=qemu.git;a=commit;h=ff0507c239a246fd7215b31c5658fc6a3ee1e4c5 Patch, Vendor Advisory Added CWE NIST CWE-125 Added CPE Configuration OR *cpe:2.3:a:qemu:qemu:4.1.0:-:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-11947 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-2020-11947
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.05 }} 0.00%
score
0.14257
percentile