What is CVE-2023-49105?

CVE-2023-49105 is a critical-severity vulnerability in N/a. CVSS score: 9.8/10. Published 2023-11-21.

How severe is CVE-2023-49105?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2023-49105 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in N/a

CVE-2023-49105

An issue was discovered in ownCloud owncloud/core before 10.13.1. An attacker can access, modify, or delete any file without authentication if the username of a victim is known, and the victim has no signing-key configured. This occurs bec…

EPSS: 0.896 (99.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:N/S:U/UI:N.

Affected products

N/a — versions n/a

Public proof-of-concept exploits

ambionics/owncloud-exploits
nomi-sec/PoC-in-GitHub
theguly/stars

References

owncloud.org/security
owncloud.com/security-advisories/webdav-api-authentication-bypass-using-pre-sig…

Frequently asked questions

What is CVE-2023-49105?: CVE-2023-49105 is a critical-severity vulnerability in N/a. CVSS score: 9.8/10. Published 2023-11-21.
How severe is CVE-2023-49105?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2023-49105 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.