VulnerabilityModified
CVE-2017-16932
parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter entities.
HIGH 7.5EPSS 5.93%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (5.93%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter entities.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 5.93% probability · 93th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-835
- Affected
- xmlsoft/libxml2
- Source
- cve@mitre.org
References
- http://xmlsoft.org/news.htmlRelease Notes, Vendor Advisory
- https://blog.clamav.net/2018/07/clamav-01001-has-been-released.html
- https://bugzilla.gnome.org/show_bug.cgi?id=759579Permissions Required
- https://github.com/GNOME/libxml2/commit/899a5d9f0ed13b8e32449a08a361e0de127dd961Patch, Third Party Advisory
- https://gitlab.gnome.org/GNOME/libxml2/-/commit/899a5d9f0ed13b8e32449a08a361e0de127dd961
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2017/11/msg00041.html
- https://lists.debian.org/debian-lts-announce/2022/04/msg00004.html
- https://usn.ubuntu.com/3739-1/
- http://xmlsoft.org/news.htmlRelease Notes, Vendor Advisory
- https://blog.clamav.net/2018/07/clamav-01001-has-been-released.html
- https://bugzilla.gnome.org/show_bug.cgi?id=759579Permissions Required
- https://github.com/GNOME/libxml2/commit/899a5d9f0ed13b8e32449a08a361e0de127dd961Patch, Third Party Advisory
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2017/11/msg00041.html
- https://lists.debian.org/debian-lts-announce/2022/04/msg00004.html
- https://usn.ubuntu.com/3739-1/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.