CVE-2015-5745: arista eos
Vulnerability summary
CVE-2015-5745 is a medium (CVSS 6.5) vulnerability in arista eos. EPSS estimates a 3.01% chance of exploitation in the next 30 days, higher than 87.4% of scored vulnerabilities. 1 public exploit is recorded.
Not severe (CVSS 6.5, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 8 · Related 5Timeline
- 23-01-2020PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
Buffer overflow in the send_control_msg function in hw/char/virtio-serial-bus.c in QEMU before 2.4.0 allows guest users to cause a denial of service (QEMU process crash) via a crafted virtio control message.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
3.01%
Chance of exploitation in the next 30 days
Percentile
87%
Versus all other CVEs
30-day change
No change 0.00 pp
From 3.01% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
1 foundExploit Reference (openwall.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Arista1 product
- eos4.12 | 4.13 | 4.14 | 4.15
Debian1 product
- qemu< 1:2.4+dfsg-1a
Fedoraproject1 product
- fedoraEOL21 | 22 | 23
Qemu1 product
- qemu< 2.4.0
Ubuntu1 product
- qemu< 2.0.0+dfsg-2ubuntu1.17
5 vendors · 5 products
References
12 links- lists.fedoraproject.org/pipermail/package-announce/2015-October/168671.htmlX Refsource MISCMailing ListThird Party Advisory
- lists.fedoraproject.org/pipermail/package-announce/2015-October/168077.htmlX Refsource MISCMailing ListThird Party Advisory
- lists.fedoraproject.org/pipermail/package-announce/2015-October/168646.htmlX Refsource MISCMailing ListThird Party Advisory
- lists.gnu.org/archive/html/qemu-devel/2015-07/msg05458.htmlX Refsource MISCMailing ListPatchThird Party Advisory
- www.openwall.com/lists/oss-security/2015/08/06/3X Refsource MISCMailing ListThird Party AdvisoryREPORT
- www.openwall.com/lists/oss-security/2015/08/06/5X Refsource MISCExploitMailing ListThird Party Advisory
- github.com/qemu/qemu/commit/7882080388be5088e72c425b02223c02e6cb4295X Refsource MISCPatchThird Party Advisory
- www.arista.com/en/support/advisories-notices/security-advisories/1180-security-advisory-13X Refsource MISCThird Party Advisory
