CVE-2021-35939 — Link Following in RPM

Vendor	Product	Version range	Fixed in
debian	rpm	< rpm 4.18.0+dfsg-1 (bookworm)	rpm 4.18.0+dfsg-1 (bookworm)
msrc	cbl2_rpm_4.18.0-1_on_cbl_mariner_2.0	—	—
msrc	cbl_mariner_2.0_arm	—	—
msrc	cbl_mariner_2.0_x64	—	—
msrc	cm1_rpm_4.14.2-15_on_cbl_mariner_1.0	—	—
redhat	enterprise_linux	—	—
rpm	rpm	< 4.18	4.18
rpm	rpm	>= 0 < 4.18.0+dfsg-1	4.18.0+dfsg-1
rpm	rpm	>= 0 < 4.18.0+dfsg-1	4.18.0+dfsg-1
rpm	rpm	>= 0 < 4.18.0+dfsg-1	4.18.0+dfsg-1

Microsoft

It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: the check was only implemented for the parent directory of the file to be created. A local unprivileged user who owns anot

vendor_msrc·2022-08-09·CVSS 6.7

CVE-2021-35939 [HIGH] CWE-59 It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: the check was only implemented for the parent directory of the file to be created. A local unprivileged user who owns anot It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: the check was only implemented for the parent directory of the file to be created. A local unprivileged user who owns another ancestor directory could potentially use this flaw to gain root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. FAQ: Is Azure Linux the only Microsoft product that includes this open-source library and is therefore potentially affected by this vulnerability? One of the main benefits to our customers who choose to use the Azure Linux distro is the commitment to keep it up to date with the most recent and most secure versions of the open source libraries with which the distro is composed. Microsoft is committed

Red Hat

rpm: checks for unsafe symlinks are not performed for intermediary directories

vendor_redhat·2021-06-30·CVSS 7.3

CVE-2021-35939 [HIGH] CWE-59 rpm: checks for unsafe symlinks are not performed for intermediary directories rpm: checks for unsafe symlinks are not performed for intermediary directories It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: the check was only implemented for the parent directory of the file to be created. A local unprivileged user who owns another ancestor directory could potentially use this flaw to gain root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: the check was only implemented for the parent directory of the file to be created. A local unprivileged user who owns another ancestor directory could potentially use this flaw to gain root privileges. The highest threat from this vulnerability

Debian

CVE-2021-35939: rpm - It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: th...

vendor_debian·2021·CVSS 7.3

CVE-2021-35939 [HIGH] CVE-2021-35939: rpm - It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: th... It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: the check was only implemented for the parent directory of the file to be created. A local unprivileged user who owns another ancestor directory could potentially use this flaw to gain root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. Scope: local bookworm: resolved (fixed in 4.18.0+dfsg-1) bullseye: open forky: resolved (fixed in 4.18.0+dfsg-1) sid: resolved (fixed in 4.18.0+dfsg-1) trixie: resolved (fixed in 4.18.0+dfsg-1)

GHSA

GHSA-prgv-w33h-5m73: It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: the check was only implemented for the parent directory of the file to b

ghsa_unreviewed·2022-08-27·CVSS 7.3

CVE-2021-35939 [HIGH] CWE-59 GHSA-prgv-w33h-5m73: It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: the check was only implemented for the parent directory of the file to b It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: the check was only implemented for the parent directory of the file to be created. A local unprivileged user who owns another ancestor directory could potentially use this flaw to gain root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

OSV

CVE-2021-35939: It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: the check was only implemented for the parent directory of the file to b

osv·2022-08-26·CVSS 7.8

CVE-2021-35939 [HIGH] CVE-2021-35939: It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: the check was only implemented for the parent directory of the file to b It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: the check was only implemented for the parent directory of the file to be created. A local unprivileged user who owns another ancestor directory could potentially use this flaw to gain root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

CVE-2021-35939: It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: the check was only implemented for the parent directory of the file to be…

Affected

CVSS provenance