Spice
CVE-2021-20201
MEDIUM
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Lifecycle Timeline
1DescriptionNVD
A flaw was found in spice in versions before 0.14.92. A DoS tool might make it easier for remote attackers to cause a denial of service (CPU consumption) by performing many renegotiations within a single connection.
AnalysisAI
A flaw was found in spice in versions before 0.14.92. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Uncontrolled Resource Consumption (CWE-400), which allows attackers to cause denial of service by exhausting system resources. A flaw was found in spice in versions before 0.14.92. A DoS tool might make it easier for remote attackers to cause a denial of service (CPU consumption) by performing many renegotiations within a single connection. Affected products include: Spice Project Spice, Redhat Enterprise Linux. Version information: before 0.14.92..
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement rate limiting, set resource quotas, validate input sizes, use timeouts.
The smartcard interaction in SPICE allows remote attackers to cause a denial of service (QEMU-KVM process crash) or poss
Stack-based buffer overflow in the reds_handle_ticket function in server/reds.c in SPICE 0.12.0 allows remote attackers
spice versions though 0.13 are vulnerable to out-of-bounds memory access when processing specially crafted messages from
Multiple integer overflow and buffer overflow issues were discovered in spice-client's handling of LZ compressed frames.
A vulnerability was discovered in SPICE before version 0.14.1 where the generated code used for demarshalling messages l
Heap-based buffer overflow in SPICE before 0.12.6 allows guest OS users to cause a denial of service (heap-based memory
Spice, versions 0.5.2 through 0.14.1, are vulnerable to an out-of-bounds read due to an off-by-one error in memslot_get_
Heap-based buffer overflow in SPICE before 0.12.6 allows guest OS users to read and write to arbitrary memory locations
SPICE allows local guest OS users to read from or write to arbitrary host memory locations via crafted primary surface p
Race condition in the worker_update_monitors_config function in SPICE 0.12.4 allows a remote authenticated guest user to
Multiple buffer overflow vulnerabilities were found in the QUIC image decoding process of the SPICE remote display syste
The (1) red_channel_pipes_add_type and (2) red_channel_pipes_add_empty_msg functions in server/red_channel.c in SPICE be
Same weakness CWE-400 – Uncontrolled Resource Consumption
View allSame technique Denial Of Service
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External POC / Exploit Code
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