5.5

CVE-2021-45958

Exploit
UltraJSON (aka ujson) through 5.1.0 has a stack-based buffer overflow in Buffer_AppendIndentUnchecked (called from encode). Exploitation can, for example, use a large amount of indentation.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Ultrajson Project ≫ Ultrajson SwPlatformpython Version < 5.2.0
Debian ≫ Debian Linux Version9.0
Fedoraproject ≫ Fedora Version35
Fedoraproject ≫ Fedora Version36
Fedoraproject ≫ Fedora Version37
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.55% 0.72
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
nvd@nist.gov 4.3 8.6 2.9
AV:N/AC:M/Au:N/C:N/I:N/A:P
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=36009
Third Party Advisory
Exploit
Issue Tracking
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/ujson/OSV-2021-955.yaml
Third Party Advisory
Exploit
https://github.com/ultrajson/ultrajson/issues/501
Third Party Advisory
Exploit
Issue Tracking
https://github.com/ultrajson/ultrajson/issues/502#issuecomment-1031747284
Patch
Third Party Advisory
Issue Tracking
https://github.com/ultrajson/ultrajson/pull/504
Patch
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/02/msg00023.html
Third Party Advisory
Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CN7W3GOXALINKFUUE7ICQIC2EF5HNKUQ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NAU5N4A7EUK2AMUCOLYDD5ARXAJYZBD2/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O6JUWQTJLA2CMG4CJN7DCUVSOXLZIIXL/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ULX35TSWLBBIMEH44MUORPXYYRZKEDC6/