CVE-2021-46671
published 2022-02-04CVE-2021-46671: options.c in atftp before 0.7.5 reads past the end of an array, and consequently discloses server-side /etc/group data to a remote client.
PriorityP428medium5.3CVSS 3.1
AVNACLPRNUINSUCLINAN
EPSS
1.36%
68.2th percentile
options.c in atftp before 0.7.5 reads past the end of an array, and consequently discloses server-side /etc/group data to a remote client.
Affected
12 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| atftp_project | atftp | < 0.7.5 | 0.7.5 |
| atftp_project | atftp | >= 0 < 0.7.git20120829-3.3+deb11u2 | 0.7.git20120829-3.3+deb11u2 |
| atftp_project | atftp | >= 0 < 0.7.git20210915-1 | 0.7.git20210915-1 |
| atftp_project | atftp | >= 0 < 0.7.git20210915-1 | 0.7.git20210915-1 |
| atftp_project | atftp | >= 0 < 0.7.git20210915-1 | 0.7.git20210915-1 |
| atftp_project | atftp | >= 0 < 0.7.git20120829-3.1ubuntu0.1 | 0.7.git20120829-3.1ubuntu0.1 |
| atftp_project | atftp | >= 0 < 0.7.git20120829-3.1~0.16.04.1+esm1 | 0.7.git20120829-3.1~0.16.04.1+esm1 |
| atftp_project | atftp | >= 0 < 0.7.git20120829-3.1~0.18.04.1+esm1 | 0.7.git20120829-3.1~0.18.04.1+esm1 |
| debian | atftp | < atftp 0.7.git20210915-1 (bookworm) | atftp 0.7.git20210915-1 (bookworm) |
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
CVSS provenance
nvdv3.15.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N
osv7.5HIGH
vendor_ubuntu7.5HIGH
vendor_debian5.3MEDIUM
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OSV
atftp vulnerabilities
osv·2023-09-04·CVSS 7.5
CVE-2020-6097 [HIGH] atftp vulnerabilities
atftp vulnerabilities
Peter Wang discovered that atftp did not properly manage certain inputs. A
remote attacker could send a specially crafted tftp request to the server
to cause a crash. (CVE-2020-6097)
Andreas B. Mundt discovered that atftp did not properly manage certain
inputs. A remote attacker could send a specially crafted tftp request to
the server to cause a crash. (CVE-2021-41054)
Johannes Krupp discovered that atftp did not properly manage certain
inputs. A remote attacker could send a specially crafted tftp request to
the server and make the server to disclose /etc/group data.
(CVE-2021-46671)
GHSA
GHSA-8982-hm8r-945r: options
ghsa_unreviewed·2022-02-10
CVE-2021-46671 [MEDIUM] CWE-125 GHSA-8982-hm8r-945r: options
options.c in atftp before 0.7.5 reads past the end of an array, and consequently discloses server-side /etc/group data to a remote client.
OSV
CVE-2021-46671: options
osv·2022-02-04·CVSS 5.3
CVE-2021-46671 [MEDIUM] CVE-2021-46671: options
options.c in atftp before 0.7.5 reads past the end of an array, and consequently discloses server-side /etc/group data to a remote client.
Ubuntu
atftp vulnerabilities
vendor_ubuntu·2023-09-04·CVSS 7.5
CVE-2020-6097 [HIGH] atftp vulnerabilities
Title: atftp vulnerabilities
Summary: Several security issues were fixed in atftp.
Peter Wang discovered that atftp did not properly manage certain inputs. A
remote attacker could send a specially crafted tftp request to the server
to cause a crash. (CVE-2020-6097)
Andreas B. Mundt discovered that atftp did not properly manage certain
inputs. A remote attacker could send a specially crafted tftp request to
the server to cause a crash. (CVE-2021-41054)
Johannes Krupp discovered that atftp did not properly manage certain
inputs. A remote attacker could send a specially crafted tftp request to
the server and make the server to disclose /etc/group data.
(CVE-2021-46671)
Instructions: In general, a standard system update will make all the necessary changes.
Debian
CVE-2021-46671: atftp - options.c in atftp before 0.7.5 reads past the end of an array, and consequently...
vendor_debian·2021·CVSS 5.3
CVE-2021-46671 [MEDIUM] CVE-2021-46671: atftp - options.c in atftp before 0.7.5 reads past the end of an array, and consequently...
options.c in atftp before 0.7.5 reads past the end of an array, and consequently discloses server-side /etc/group data to a remote client.
Scope: local
bookworm: resolved (fixed in 0.7.git20210915-1)
bullseye: resolved (fixed in 0.7.git20120829-3.3+deb11u2)
forky: resolved (fixed in 0.7.git20210915-1)
sid: resolved (fixed in 0.7.git20210915-1)
trixie: resolved (fixed in 0.7.git20210915-1)
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://bugs.debian.org/1004974https://lists.debian.org/debian-lts-announce/2022/05/msg00040.htmlhttps://sourceforge.net/p/atftp/code/ci/9cf799c40738722001552618518279e9f0ef62e5https://bugs.debian.org/1004974https://lists.debian.org/debian-lts-announce/2022/05/msg00040.htmlhttps://sourceforge.net/p/atftp/code/ci/9cf799c40738722001552618518279e9f0ef62e5
2022-02-04
Published