CVE-2023-38633

moderate-risk
Published 2023-07-22

A directory traversal problem in the URL decoder of librsvg before 2.56.3 could be used by local or remote attackers to disclose files (on the local filesystem outside of the expected area), as demonstrated by href=".?../../../../../../../../../../etc/passwd" in an xi:include element.

Do I need to act?

!
43.6% chance of exploitation in next 30 days
EPSS score — higher than 56% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (5)

Librsvg

Affected Vendors

Debian Gnome Fedoraproject

References (24)

Mailing List http://seclists.org/fulldisclosure/2023/Jul/43
Exploit http://www.openwall.com/lists/oss-security/2023/07/27/1
Mailing List http://www.openwall.com/lists/oss-security/2023/09/06/10
Issue Tracking https://bugzilla.suse.com/show_bug.cgi?id=1213502
Exploit https://gitlab.gnome.org/GNOME/librsvg/-/issues/996
Release Notes https://gitlab.gnome.org/GNOME/librsvg/-/releases/2.56.3
Third Party Advisory https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Third Party Advisory https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Issue Tracking https://news.ycombinator.com/item?id=37415799
Third Party Advisory https://security.netapp.com/advisory/ntap-20230831-0011/
Exploit https://www.canva.dev/blog/engineering/when-url-parsers-disagree-cve-2023-38633/
Third Party Advisory https://www.debian.org/security/2023/dsa-5484
Mailing List http://seclists.org/fulldisclosure/2023/Jul/43
Exploit http://www.openwall.com/lists/oss-security/2023/07/27/1
Mailing List http://www.openwall.com/lists/oss-security/2023/09/06/10
Issue Tracking https://bugzilla.suse.com/show_bug.cgi?id=1213502
Exploit https://gitlab.gnome.org/GNOME/librsvg/-/issues/996
Release Notes https://gitlab.gnome.org/GNOME/librsvg/-/releases/2.56.3
Third Party Advisory https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Third Party Advisory https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
and 4 more references
47
/ 100
moderate-risk
Severity 18/34 · Moderate
Exploitability 17/34 · Moderate
Exposure 12/34 · Low