CVE-2023-2861
Qemu: 9pfs: improper access control on special files
02 Description
Qemu: 9pfs: improper access control on special files
03 Exploitation and scoring
- Exploitation
- Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
- SSVC decision
- ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.37% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 31.2% of scored records. A rank, not a probability.
- NVD base score
- 7.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2023-12-06 06:19Z2 YR AGO
- Last updated
- 2024-08-02 06:33Z2 YR AGO
- Reserved
- 2023-05-24
- Assigning CNA
- fedora
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.0)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
- Weaknesses
- CWE-284Improper Access ControlPillar
- Data version
- 5.1
- Document digest
- fb95bd5ab03a8b3763db5582c842c486c9b093ff682674d6aa6a23202c7a3c97
05 Affected products
06 References
- access.redhat.comhttps://access.redhat.com/security/cve/CVE-2023-2861
- bugzilla.redhat.comRHBZ#2219266https://bugzilla.redhat.com/show_bug.cgi?id=2219266
- lists.debian.orghttps://lists.debian.org/debian-lts-announce/2024/03/msg00012.html
- security.netapp.comhttps://security.netapp.com/advisory/ntap-20240125-0005/
- security.netapp.comhttps://security.netapp.com/advisory/ntap-20240229-0002/
07 Fixed in
Debian 12
- qemu Fixed in 1:7.2+dfsg-7+deb12u1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- qemu Fixed in 1:8.0.3+dfsg-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- qemu Fixed in 1:8.0.3+dfsg-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- qemu Fixed in 1:4.2-3ubuntu6.28
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 22.04 LTS
- qemu Fixed in 1:6.2+dfsg-2ubuntu6.16
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 14.04 LTS
- qemu Fixed in 2.0.0+dfsg-2ubuntu1.47+esm6Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 16.04 LTS
- kvmtool Fixed in 0.20151104-1ubuntu0.1~esm1Available with Ubuntu Pro: https://ubuntu.com/pro
- qemu Fixed in 1:2.5+dfsg-5ubuntu10.51+esm4Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 18.04 LTS
- kvmtool Fixed in 0.20170904-1ubuntu0.18.04.1~esm1Available with Ubuntu Pro: https://ubuntu.com/pro
- qemu Fixed in 1:2.11+dfsg-1ubuntu7.42+esm5Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 20.04 LTS
- kvmtool Fixed in 0.20170904-1ubuntu0.20.04.1~esm1Available with Ubuntu Pro: https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 22.04 LTS
- kvmtool Fixed in 0.20170904-1.1ubuntu0.1~esm2Available with Ubuntu Pro: https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.